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commit 95d05da3bcd23de587a1f463582f771e4f7c546e
Author: Robin Lee Powell
Date: Fri Apr 8 19:29:32 2011 -0700
example-imported fixes.
diff --git a/todocbook/16.xml b/todocbook/16.xml
index 033c043..7044151 100644
--- a/todocbook/16.xml
+++ b/todocbook/16.xml
@@ -81,28 +81,24 @@
I see the man/men.
that there really is a man; the only thing you can conclude is t=
hat there is one thing (or more) that I choose to refer to as a man. You ca=
nnot even tell which man is meant for sure without asking me (although comm=
unication is served if you already know from the context).
attitudinalsand logic logicand attitudinals In addition, the use of attitudinals (see=20
) often reduces or removes the=
ability to make deductions about the bridi to which those attitudinals are=
applied. From the fact that I hope George will win the election, you can c=
onclude nothing about George's actual victory or defeat.
Existential claims, prenexes, and variables
Let us consider, to begin with, a sentence that is not in the di=
alogue:
- =20
-
-something sees me<=
secondary>example
-
- FIXME: TAG SPOT
+ something sees meexample
Something sees me.
There are two plausible Lojban translations of=20
. The simpler one is:
@@ -142,56 +138,56 @@
de, and=20
di (of selma'o KOhA), glossed in the literal translatio=
ns as=20
X
,=20
Y
, and=20
Z
respectively. By analogy to the terminology of symbol=
ic logic, these cmavo are called=20
variables
.
Here is an example of a prenex with two variables:
+ somebody loves somebodyexample
da de zo'u da prami de
There-is-an-X there-is-a-Y such that X loves Y.
Somebody loves somebody.
=20
=20
-somebody loves somebodyexample
=20
logical variableseffect of using multiple different somebodycon=
trasted with somebody else In=20
, the literal interpretation=
of the two variables=20
da and=20
de as=20
there-is-an-X
and=20
there-is-a-Y
tells us that there are two things which s=
tand in the relationship that one loves the other. It might be the case tha=
t the supposed two things are really just a single thing that loves itself;=
nothing in the Lojban version of=20
rules out that interpretati=
on, which is why the colloquial translation does not say=20
Somebody loves somebody else.
The things referred to by=
different variables may be different or the same. (We use=20
somebody
here rather than=20
something
for naturalness; lovers and beloveds are usua=
lly persons, though the Lojban does not say so.)
logical variables=
with multiple appearances in bridi It is perfectly all right for the variables to appear more than once i=
n the main bridi:
+ somebody loves self=
example
da zo'u da prami da
=20
There-is-an-X such that X loves X
Somebody loves himself/herself.
=20
=20
-somebody loves selfexample
=20
da prami decontrasted with da prami da da prami dacontrasted w=
ith da prami de What=20
claims is fundamentally dif=
ferent from what=20
claims, because=20
da prami da is not structurally the same =
as=20
=20
da prami de. However,
@@ -200,68 +196,68 @@
de zo'u de prami de
There-is-a-Y such that Y loves Y
logical variables=
effect of global substitution =
means exactly the same thing as=20
; it does not matter which v=
ariable is used as long as they are used consistently.
It is not necessary for a variable to be a sumti of the main bri=
di directly:
+ somebody's dogexample
da zo'u le da gerku cu viska mi
There-is-an-X such-that the of-X dog sees me
Somebody's dog sees me
=20
=20
-somebody's dogexample
=20
is perfectly correct even though the=20
da is used only in a possessive construction. (Possessi=
ves are explained in=20
.)
logical variables=
when not in main bridi It is v=
ery peculiar, however, even if technically grammatical, for the variable no=
t to appear in the main bridi at all:
+ Ralphexa=
mple
da zo'u la ralf. gerku
There is something such that Ralph is a dog.
=20
=20
=20
-Ralphex=
ample
=20
has a variable bound in a prenex whose relevance to the claim of the foll=
owing bridi is completely unspecified.
Universal claims
What happens if we substitute=20
everything
for=20
something
in=20
? We get:
+ everything sees me<=
secondary>example
Everything sees me.
universal claims<=
/primary>explanation Of course, this exa=
mple is false, because there are many things which do not see the speaker. =
It is not easy to find simple truthful examples of so-called universal clai=
ms (those which are about everything), so bear with us for a while. (Indeed=
, some Lojbanists tend to avoid universal claims even in other languages, s=
ince they are so rarely true in Lojban.)
=20
=20
=20
-everything sees me=
example
=20
The Lojban translation of=20
is
ro da zo'u da viska mi
For-every X : X sees me.
@@ -269,28 +265,24 @@
ro da ro everything=
primary>expressing with "ro da" When the variable cmavo=20
da is preceded by=20
ro, the combination means=20
For every X
rather than=20
There is an X
. Superficially, these English formulation=
s look totally unrelated:=20
will bring them withi=
n a common viewpoint. For the moment, accept the use of=20
ro da for=20
everything
on faith.
Here is a universal claim with two variables:
- =20
-
-everything loves everything<=
/primary>example
-
- FIXME: TAG SPOT
+ everything loves everything=
primary>example
ro da ro de zo'u da prami de
For-every X, for-every Y : X loves Y.
Everything loves everything.
Again, X and Y can represent the same thing, so=20
does not mean=20
Everything loves everything else.
Furthermore, because =
the claim is universal, it is about every thing, not merely every person, s=
o we cannot use=20
@@ -299,42 +291,43 @@
universalmixed claim with existential existentialmixed=
claim with universal mixed claimdefinition Note that=20
ro appears before both=20
da and=20
de. If=20
ro is omitted before either variable, we get a mixed cl=
aim, partly existential like those of=20
=20
, partly universal.
+ everything sees somethingexample =20
ro da de zo'u da viska de
For-every X, there-is-a-Y : X sees Y.
Everything sees something.
+ something sees everythingexample
da ro de zo'u da viska de
There-is-an-X such-that-for-every-Y : X sees Y.
Something sees everything.
=20
=20
-something sees everything
example
=20
- everything sees something<=
/primary>example logical variableseffect of ord=
er in prenex=20
+ logical variableseffect of order in prenex=20
and=20
mean completely different t=
hings.=20
says that for everything, t=
here is something which it sees, not necessarily the same thing seen for ev=
ery seer.=20
, on the other hand, says th=
at there is a particular thing which can see everything that there is (incl=
uding itself). Both of these are fairly silly, but they are different kinds=
of silliness.
=20
There are various possible translations of universal claims in E=
nglish: sometimes we use=20
=20
anybody/anything
rather than=20
everybody/everything
. Often it makes no difference whic=
h of these is used: when it does make a difference, it is a rather subtle o=
ne which is explained in=20
.
@@ -388,32 +381,29 @@
da poi prenu translates as=20
someone.
(The difference between=20
someone
and=20
somebody
is a matter of English style, with no real cou=
nterpart in Lojban.) If=20
is true, then=20
must be true, but not neces=
sarily vice versa.
universal claims<=
/primary>restricting relative clausesuse in res=
tricting universal claims Universal claims benefit =
even more from the existence of relative clauses. Consider
+ everything breathes=
example
ro da zo'u da vasxu
For-every X : X breathes
Everything breathes
- =20
-
-everything breathesexample
-
- and
+ and
ro da poi gerku zo'u da vasxu
For-every X which is-a-dog : X breathes.
Every dog breathes.
=20
Each dog breathes.
@@ -494,32 +484,33 @@
Every person is bitten by some dog (or other).
If we tried to omit the prenex and move the=20
ro and the relative clauses into the main bridi, we wou=
ld get:
+ dog bitesexample
+ Fidoexam=
ple=20
de poi gerku cu batci ro da poi prenu
There-is-a-Y which is-a-dog which-bites every X which is-a-=
person
Some dog bites everyone.
=20
=20
-dog bitesexample
=20
- Fidoe=
xample which has the structure of=20
+ which has the structure of=20
: it says that there is a do=
g (call him Fido) who bites, has bitten, or will bite every person that has=
ever existed! We can safely rule out Fido's existence, and say that=20
is false, while agreeing to=
=20
.
universal claims<=
/primary>dangers of using Even so,=20
is most probably false, sin=
ce some people never experience dogbite. Examples like 5.3 and 4.4 (might t=
here be some dogs which never have breathed, because they died as embryos?)=
indicate the danger in Lojban of universal claims even when restricted. In=
English we are prone to say that=20
=20
=20
=20
Everyone says
or that=20
Everybody does
or that=20
@@ -546,32 +537,29 @@
logician's English
). This implies that a sentence with =
both a universal and an existential variable can't be freely converted with=
=20
=20
=20
se; one must be careful to preserve the order of the va=
riables.
poi=
ro poi<=
secondary>dropping from multiple appearances on logical variables ro<=
secondary>dropping from multiple appearances on logical variables logical varia=
bleswith poiin multiple appearan=
ces l=
ogical variableswith roin multip=
le appearances If a variable occurs more than once, =
then any=20
ro or=20
poi decorations are moved only to the first occurrence =
of the variable when the prenex is dropped. For example,
+ weapon against self=
example
di poi prenu zo'u ti xarci di di
There-is-a-Z which is-a-person : this-thing is-a-weapon for=
-use-against-Z by-Z
This is a weapon for someone to use against himself/herse=
lf.
- =20
-
-weapon against selfexample
-
- (in which=20
+ (in which=20
di is used rather than=20
da just for variety) loses its prenex as follows:
ti xarci di poi prenu ku'o di
This-thing is-a-weapon-for-use-against some-Z which is-a-pe=
rson by-Z.
@@ -590,26 +578,26 @@
=20
re prenu means=20
two persons
. In fact, unadorned=20
da is also taken to have an implicit number in front of=
it, namely=20
su'o, which means=20
at least one
. Why is this? Consider=20
again, this time with an ex=
plicit=20
su'o:
su'o =20
=20
-something sees me<=
secondary>example
=20
somethingexpressing using "su'o" FIXME: TAG SP=
OT
+ something sees meexample
su'o da zo'u da viska mi
For-at-least-one X : X sees me.
Something sees me.
From this version of=20
, we understand the speaker'=
s claim to be that of all the things that there are, at least one of them s=
ees him or her. The corresponding universal claim,=20
, says that of all the thing=
s that exist, every one of them can see the speaker.
@@ -665,21 +653,20 @@
su'ore da viska mi
At-least-two Xes see me.
respectively, subject to the rules prescribed in=20
.
ro prenu =20
=20
-all personsexample
=20
restricted variablecompared with indefinite description =
indefinite descriptioncompared with restricted variable <=
indexterm type=3D"general-imported">indefinite descriptiondefinition Now we can explain the cons=
tructions=20
ro prenu for=20
=20
all persons
and=20
=20
re prenu for=20
two persons
which were casually mentioned at the beginn=
ing of this Section. In fact,=20
ro prenu, a so-called=20
=20
@@ -725,31 +712,32 @@
Grouping of quantifiers
distribution of q=
uantified sumti indefinite sumtimultiple in sentence Let us consider a sentence containing two quantifier expre=
ssions neither of which is=20
ro or=20
su'o (remembering that=20
su'o is implicit where no explicit quantifier is given)=
:
+ dogs biteexample
+ three dogs bite two menexample =20
ci gerku cu batci re nanmu
Three dogs bite two men.
=20
=20
-dogs biteexample
=20
- three dogs bite two menexample multiple indefinite sumtimeaning=
ind=
efinite sumtimeaning when multiple in sentence The question raised by=20
+ multiple indefinite su=
mtimeaning indefinite sumtimeaning wh=
en multiple in sentence The question raised by=20
is, does each of the dogs b=
ite the same two men, or is it possible that there are two different men pe=
r dog, for six men altogether? If the former interpretation is taken, the n=
umber of men involved is fixed at two; but if the latter, then the speaker =
has to be taken as saying that there might be any number of men between two=
and six inclusive. Let us transform=20
step by step as we did with=
=20
:
ci da poi gerku cu batci re de poi nanmu
Three Xes which are-dogs bite two Ys which are-men.
@@ -821,25 +809,27 @@
[All of] the three dogs bite [all of] the two men.
means that each of the dogs specified bites each of the men spec=
ified, for six acts of biting altogether. However, if there is an explicit =
quantifier before=20
le other than=20
ro, the problems of this section reappear.
The problem of=20
any
- Consider the English sentence
- anyone who goes=
primary>walksexample anyas=
a translation problem FIXME: TAG SPOT
+ Consider the English sentence
+ anyas a translation problem=20
+
+ anyone who goeswalksexample=20
Anyone who goes to the store, walks across the field.
Using the facilities already discussed, a plausible translation =
might be
ro da poi klama le zarci cu cadzu le foldi
@@ -1004,69 +994,59 @@
naku zo'u la djan. klama
It is not the case that: John comes.
It is false that: John comes.
negation in prene=
xeffects of position However,=
=20
naku can appear at other points in the pr=
enex as well. Compare
+ nothing sitsexample
naku de zo'u de zutse
It is not the case that: for some Y, Y sits.
It is false that: for at least one Y, Y sits.
It is false that something sits.
Nothing sits.
- =20
-
-nothing sitsexample
-
- with
+ with
su'ode naku zo'u de zutse
For at least one Y, it is false that: Y sits.
There is something that doesn't sit.
The relative position of negation and quantification terms withi=
n a prenex has a drastic effect on meaning. Starting without a negation, we=
can have:
+ everybody loves somethingexample
roda su'ode zo'u da prami de
For every X, there is a Y, such that X loves Y.
=20
Everybody loves at least one thing (each, not necessarily=
the same thing).
- =20
-
-everybody loves somethingexample
-
- or:
- =20
-
-something is loved by everyb=
odyexample
-
- FIXME: TAG SPOT
+ or:
+ something is loved by everybo=
dyexample
su'ode roda zo'u da prami de
There is a Y, such that for each X, X loves Y.
There is at least one particular thing that is loved by e=
verybody.
The simplest form of bridi negation to interpret is one where th=
e negation term is at the beginning of the prenex:
@@ -1349,28 +1329,24 @@
prenex manipu=
lationexporting na from left of prenex prenex manipulation=
importing na from selbri A=20
na before the selbri is always transformed into a=
=20
naku at the left-hand end of the pren=
ex, and vice versa.
Using=20
naku outside a prenex
Let us consider the English sentence
- =20
-
-some do not go to schoolexample
-
- FIXME: TAG SPOT
+ some do not go to schoolexample
Some children do not go to school.
We cannot express this directly with=20
na; the apparently obvious translation
@@ -1631,29 +1607,29 @@
la djan. na klama ga la paris. gi la rom.
John [false] goes-to either Paris or Rome.
+ go to Paris or Rome=
example
naku zo'u la djan. klama ga la paris. gi la rom.
It-is-false that: John goes-to either Paris or Rome.
=20
=20
-go to Paris or Romeexample
=20
DeMorgan's Lawand logically connected sentences logically connected sentencesand DeMorgan's Law negatormovement from br=
idi to sumti It is not an acceptable logical manipu=
lation to move a negator from the bridi level to one or more sumti. However=
,=20
and related examples are no=
t sumti negations, but rather expand to form two logically connected senten=
ces. In such a situation, DeMorgan's Law must be applied. For instance,=20
=20
expands to:
@@ -1780,31 +1756,31 @@
=20
=20
bu'a,=20
bu'e and=20
=20
bu'i with F, G, and H respectively.
=20
+ some relationshipexample
su'o bu'a zo'u la djim. bu'a la djan.
For-at-least-one relationship-F : Jim stands-in-relationshi=
p-F to-John.
There's some relationship between Jim and John.
=20
=20
=20
-some relationship<=
secondary>example
=20
selbri variables=
prenex form as indefinite description Th=
e translations of=20
show how unidiomatic selbri=
variables are in English; Lojban sentences like=20
=20
need to be totally reworded=
in English. Furthermore, when a selbri variable appears in the prenex, it =
is necessary to precede it with a quantifier such as=20
su'o; it is ungrammatical to just say=20
bu'a zo'u. This rule is necessary because=
only sumti can appear in the prenex, and=20
su'o bu'a is technically a sumti – =
in fact, it is an indefinite description like=20
=20
=20
@@ -1836,25 +1812,25 @@
and=20
are almost certainly true=
: Jim and John might be brothers, or might live in the same city, or at lea=
st have the property of being jointly human.=20
=20
is palpably false, however;=
if Jim and John were related by every possible relationship, then they wou=
ld have to be both brothers and father-and-son, which is impossible.
=20
A few notes on variables
quantifieron previously quantified variable A v=
ariable may have a quantifier placed in front of it even though it has alre=
ady been quantified explicitly or implicitly by a previous appearance, as i=
n:
- three cats white<=
/primary>and two bigexample FIXME: TAG SPOT
-
+ three cats whiteand two bigexample=20
+
ci da poi mlatu cu blabi .ije re da cu barda
Three Xs which-are cats are white, and two Xs are big.
What does=20
mean? The appearance of=20
ci da quantifies=20
da as referring to three things, which are restricted b=
y the relative clause to be cats. When=20
re da appears later, it refers to two of =
those three things – there is no saying which ones. Further uses of=
=20
commit 5cf841c2b194d095e8876ed0d8fe8c7c419a085f
Author: Robin Lee Powell
Date: Wed Mar 30 02:12:49 2011 -0700
example-imported fixed in c11
diff --git a/todocbook/11.xml b/todocbook/11.xml
index 9136533..dac0411 100644
--- a/todocbook/11.xml
+++ b/todocbook/11.xml
@@ -34,31 +34,29 @@
(Technically,=20
kei is never necessary, because the elidable terminator=
=20
vau that closes every bridi can substitute for it; howe=
ver,=20
kei is specific to abstractions, and using it is almost=
always clearer.)
tanruand abstractions abstractionsgrammatical uses The grammatical uses of an abstraction selbri are exac=
tly the same as those of a simple brivla. In particular, abstraction selbri=
may be used as observatives, as in=20
=20
, or used in tanru:
+ want to be a soldierexample
la djan. cu nu sonci kei djica
John is-an-(event-of being-a-soldier) type-of desirer.
John wants to be a soldier.
=20
-
-want to be a soldierexample
-
descriptionsand abstractions Abstraction selbri may also=
be used in descriptions, preceded by=20
le (or any other member of selma'o LE):
la djan. cu djica le nu sonci [kei]
John desires the event-of being-a-soldier.
@@ -163,36 +161,30 @@
le nu mi vasxu
the event-of my breathing
is an event which lasts for the whole of my life (under normal c=
ircumstances). On the other hand,
=20
+ kissing Janeexample
le nu la djan. cinba la djein.
the event-of John kissing Jane
- =20
=20
-
-kissing Janeexample
-
normal circumstances is relatively brief by comparison (again, under normal cir=
cumstances).
- =20
- =20
abstractionssumti ellipsis in We can see from=
=20
- =20
through=20
that ellipsis of sumti is v=
alid in the bridi of abstraction selbri, just as in the main bridi of a sen=
tence. Any sumti may be ellipsized if the listener will be able to figure o=
ut from context what the proper value of it is, or else to recognize that t=
he proper value is unimportant. It is extremely common for=20
=20
nu abstractions in descriptions to have the x1 place el=
lipsized:
mi nelci le nu limna
@@ -231,32 +223,29 @@
which in this context means
My swimming happens often.
Event descriptions with=20
le nu are commonly used to fill the=20
under conditions...
places, among others, of gismu and =
lujvo place structures:
+ under conditionsexample
la lojban. cu frili mi le nu mi tadni [kei]
Lojban is-easy for-me under-conditions-the event-of I study=
Lojban is easy for me when I study.
- =20
-
-under conditionsexample
-
- (The=20
+ (The=20
when
of the English would also be appropriate for a con=
struction involving a Lojban tense, but the Lojban sentence says more than =
that the studying is concurrent with the ease.)
nuplace structure eventsplace structure The place structure of a=20
nu abstraction selbri is simply:
x1 is an event of (the bridi)
Types of event abstractions
=20
@@ -296,53 +285,47 @@
mu'e achievement ab=
stractionsdefinition point-event abstractionsdefinition abstractionsachievement abstractionspoint-event triumph point-event abstractor An eve=
nt considered as a point in time is called a=20
point-event
, or sometimes an=20
achievement
. (This latter word should be divorced, in t=
his context, from all connotations of success or triumph.) A point-event ca=
n be extended in duration, but it is still a point-event if it is thought o=
f as unitary, having no internal structure. The abstractor=20
=20
mu'e means=20
=20
point-event-of
:
+ killing Jimexample
le mu'e la djan. catra la djim. cu zekri
- =20
The point-event-of (John kills Jim) is-a-crime.
John's killing Jim (considered as a point in time) is a c=
rime.
- =20
pu'u =20
-
-killing Jimexample
-
abstractionsprocess process abstractionsdefinition<=
/indexterm> process abstract=
or kil=
ling Jim An event considered as extended in time, and=
structured with a beginning, a middle containing one or more stages, and a=
n end, is called a=20
process
. The abstractor=20
pu'u means=20
=20
process-of
:
+ Roman Empireexample
ca'o le pu'u le latmo balje'a cu porpi kei so'i je'atru cu se=
lcatra
=20
[continuitive] the process-of( the Latin great-state breaki=
ng-up ) many state-rulers were-killed
During the fall of the Roman Empire, many Emperors were k=
illed.
zu'o =20
-
-Roman Empireexample
-
abstractionsactivity activity abstractionsdefinition activity abstr=
actor =
Roman Empire An event considered as extended in time =
and cyclic or repetitive is called an=20
activity
. The abstractor=20
zu'o means=20
=20
activity-of
:
@@ -353,33 +336,29 @@
za'i abstractions=
primary>state state abstractionsdefinition state ab=
stractor An event considered as something that is eit=
her happening or not happening, with sharp boundaries, is called a=20
state
. The abstractor=20
za'i means=20
=20
state-of
:
+ being aliveexample
le za'i mi jmive cu ckape do
- =20
The state-of (I am-alive) is-dangerous-to you.
My being alive is dangerous to you.
- =20
=20
-
-being aliveexample
-
event typesdescribed The abstractors in=20
through=20
could all have been replace=
d by=20
nu, with some loss of precision. Note that Lojban allow=
s every sort of event to be viewed in any of these four ways:
state event=
primary>described the=20
state of running
begins when the runner starts and =
ends when the runner stops;
@@ -470,33 +449,30 @@
nu selbri may correctly be predicated) are only moderat=
ely=20
abstract
. They are still closely tied to happenings in =
space and time. Properties, however, are much more ethereal. What is=20
the property of being blue
, or=20
the property of being a go-er
? They are what logicians =
call=20
intensions
. If John has a heart, then=20
=20
the property of having a heart
is an abstract object wh=
ich, when applied to John, is true. In fact,
+ has a heartexample
la djan. cu se risna zo'e
John has-as-heart something-unspecified.
John has a heart.
=20
- =20
-
-has a heartexample
-
- has the same truth conditions as
+ has the same truth conditions as
la djan. cu ckaji le ka se risna [zo'e] [kei]
John has-the-property the property-of having-as-heart somet=
hing.
John has the property of having a heart.
@@ -537,70 +513,64 @@
beachexample sunburnexample It=
would be suitable to use=20
and=20
to someone who has returned=
from the beach with a sunburn.
=20
=20
property abstract=
ionsspecifying determining place by sumti ellipsis propert=
y abstractionssumti ellipsis in There are several different properties that can be extracted from a bridi=
, depending on which place of the bridi is=20
understood
as being specified externally. Thus:
+ property of loving<=
secondary>example
ka mi prami [zo'e] [kei]
a-property-of me loving something-unspecified
- =20
-
-property of loving=
example
-
- is quite different from
+ is quite different from
ka [zo'e] prami mi [kei]
a-property-of something-unspecified loving me
In particular, sentences like=20
and=20
are quite different in mean=
ing:
+ love moreexample
la djan. cu zmadu la djordj. le ka mi prami
John exceeds George in-the property-of (I love X)
I love John more than I love George.
- KOhA selma'o<=
/primary> ce=
'u =20
-
-love moreexample
-
- FIXME: TAG SPOT
=20
la djan. cu zmadu la djordj. le ka prami mi
John exceeds George in the property of (X loves me).
John loves me more than George loves me.
- property abstract=
ionsspecifying determining place with ce'u=
The=20
- X
used in the glosses of=20
+ property abstract=
ionsspecifying determining place with ce'u=
=20
+ KOhA selma'o ce'u =20
+ The X
used in the glosses of=20
through=20
as a place-holder cannot be=
represented only by ellipsis in Lojban, because ellipsis means that there =
must be a specific value that can fill the ellipsis, as mentioned in=20
=20
. Instead, the cmavo=20
ce'u of selma'o KOhA is employed when an explicit sumti=
is wanted. (The form=20
X
will be used in literal translations.)
Therefore, an explicit equivalent of=20
, with no ellipsis, is:
=20
@@ -620,32 +590,28 @@
la djan. cu zmadu la djordj. le ka ce'u prami mi
John exceeds George in-the property-of (X loves me).
This convention allows disambiguation of cases like:
+ giving the horseexample
le ka [zo'e] dunda le xirma [zo'e] [kei]
the property-of giving the horse
- =20
- =20
-
-giving the horseexample
-
- into
+ into
le ka ce'u dunda le xirma [zo'e] [kei]
the property-of (X is-a-giver of-the horse to someone-unspe=
cified)
the property of being a giver of the horse
@@ -781,61 +747,56 @@
jei
The=20
blueness of the picture
discussed in=20
refers to the measurable amount of=
blue pigment (or other source of blueness), not to the degree of truth of =
the claim that blueness is present. That abstraction is expressed in Lojban=
using=20
jei, which is closely related semantically to=20
ni. In the simplest cases,=20
le jei produces not a number but a truth =
value:
+ 2 + 2exa=
mple
le jei li re su'i re du li vo [kei]
the truth-value-of the-number 2 + 2 =3D the-number 4
the truth of 2 + 2 being 4
- =20
-
-2 + 2ex=
ample
-
- is equivalent to=20
+ is equivalent to=20
truth
, and
le jei li re su'i re du li mu [kei]
the truth-value-of the-number 2 + 2 =3D the-number 5
the truth of 2 + 2 being 5
is equivalent to=20
falsehood
.
However, not everything in life (or even in Lojban) is simply tr=
ue or false. There are shades of gray even in truth value, and=20
jei is Lojban's mechanism for indicating the shade of g=
rey intended:
+ whether criminalexample
mi ba jdice le jei la djordj. cu zekri gasnu [kei]
I [future] decide the truth-value of (George being-a-(crime=
doer)).
I will decide whether George is a criminal.
=20
-
-whether criminalexample
-
jeipl=
ace structure truth-value abstractionsplace structure legal sy=
stem=20
does not imply that George =
is, or is not, definitely a criminal. Depending on the legal system I am us=
ing, I may make some intermediate decision. As a result,=20
=20
jei requires an x2 place analogous to that of=20
ni:
jei: x1 is the truth value of (the bridi) under epistemology x2
fuzzy logic and t=
ruth-value abstraction abstractionstruth-value and fuzzy log=
ic Abstractions using=20
jei are the mechanism for fuzzy logic in Lojban; the=20
@@ -851,28 +812,25 @@
du'u
NU
predication abstraction
=20
abstractionsmental activity abstractionswith knowing=
secondary>believing, etc. propositional attitudes There are some selbri which demand an entire predication as a sumti; they=
make claims about some predication considered as a whole. Logicians call t=
hese the=20
propositional attitudes
, and they include (in English) =
things like knowing, believing, learning, seeing, hearing, and the like. Co=
nsider the English sentence:
=20
- =20
-
-Frank is a foolexample
-
- knowe=
xample FIXME: TAG SPOT
+ Frank is a foolexample
+ knowexam=
ple=20
I know that Frank is a fool.
=20
How's that in Lojban? Let us try:
@@ -924,37 +882,32 @@
mi kucli le du'u la frank. cu bebna [kei]
I am curious about whether Frank is a fool.
=20
=20
- =20
-
-Frank is a foolexample
-
- curiousexample curious and here=20
+ curious=
and here=20
du'u could probably be replaced by=20
jei without much change in meaning:
- FIXME: TAG SPOT
+ Frank is a foolexample
+ curiouse=
xample =20
mi kucli le jei la frank. cu bebna [kei]
I am curious about how true it is that Frank is a fool.=
natlang>
- =20
- =20
truth-value abstr=
actionsplace structure As a ma=
tter of convenience rather than logical necessity,=20
du'u has been given an x2 place, which is a sentence (p=
iece of language) expressing the bridi:
du'u: x1 is the predication (the bridi), expressed in sentence x2
abstractionsspeakingwriting, etc. se du'u linguistic behavio=
r and=20
le se du'u ... is very useful in filling =
places of selbri which refer to speaking, writing, or other linguistic beha=
vior regarding bridi:
=20
@@ -1009,28 +962,25 @@
I know that John went to the store.
we can also say things like
+ know who=
example
I know who went to the store.
- =20
=20
-
-know whoexample
-
abstractionswith wonderdoubt, etc. =
This form is called an=20
indirect question
in English because the embedded Engli=
sh sentence is a question:=20
=20
Who went to the store?
A person who says=20
is claiming to know the ans=
wer to this question. Indirect questions can occur with many other English =
verbs as well: I can wonder, or doubt, or see, or hear, as well as know who=
went to the store.
=20
=20
UI selma'o kau<=
/primary> To express indirect questions in Lojban, we use a=20
=20
=20
@@ -1176,33 +1126,29 @@
mi nelci le si'o la lojban. cu mulno
I enjoy the concept-of Lojban being-complete.
su'u abstractions=
primary>vague vague abstraction vague abstractor Fin=
ally, the abstractor=20
su'u is a vague abstractor, whose meaning must be grasp=
ed from context:
=20
+ miceexam=
ple
ko zgana le su'u le ci smacu cu bajra
you [imperative] observe the abstract-nature-of the three m=
ice running
- =20
See how the three mice run!
- =20
=20
-
-miceexa=
mple
-
experience abstractionsplace structure All three of thes=
e abstractors have an x2 place. An experience requires an experiencer, so t=
he place structure of=20
li'i is:
=20
li'i: x1 is the experience of (the bridi) as experien=
ced by x2
=20
=20
idea abstractions=
place structure concept abstractionsp=
lace structure Similarly, an idea requires a mind t=
o hold it, so the place structure of=20
si'o is:
@@ -1231,33 +1177,32 @@
le su'u mi klama kei be lo fasnu
the abstract-nature-of (my going) of-type an event
and there is a book whose title might be rendered in Lojban as:<=
/para>
=20
-
-bicycle raceexample
-
- Jesus=
example intersect <=
primary>Jesus FIXME: TAG SPOT
+ bicycle raceexample
+ Jesusexa=
mple =20
+ intersect<=
/indexterm>
+ Jesus=20
le su'u la .iecuas. kuctai selcatra kei be lo sa'ordzifa'a ke=
nalmatma'e sutyterjvi
the abstract-nature-of (Jesus is-an-intersect-shape type-of=
-killed-one) of-type a slope-low-direction type-of non-motor-vehicle speed-=
competition
The Crucifixion of Jesus Considered As A Downhill Bicycle=
Race
- =20
Note the importance of using=20
kei after=20
su'u when the x2 of=20
su'u (or any other abstractor) is being specified; othe=
rwise, the=20
be lo ends up inside the abstraction brid=
i.
=20
@@ -1295,28 +1240,25 @@
mi troci le nu [mi] gasnu le nu le vorme cu karbi'o
I try the event-of (I am-agent-in the event-of (the door op=
en-becomes)).
which has an abstract description within an abstract description=
, quite a complex structure. In English (but not in all other languages), w=
e may also say:
=20
+ try the doorexample
I try the door.
- =20
LAhE selma'o<=
/primary> tu=
'a =20
-
-try the doorexample
-
abstractionssimplification to sumti with tu'a where it i=
s understood that what I try is actually not the door itself, but the act o=
f opening it. The same simplification can be done in Lojban, but it must be=
marked explicitly using a cmavo. The relevant cmavo is=20
tu'a, which belongs to selma'o LAhE. The Lojban equival=
ent of=20
is:
mi troci tu'a le vorme
I try some-action-to-do-with the door.
@@ -1362,32 +1304,29 @@
cafne is an event, and if something that does not seem =
to be an event is put there, the Lojbanic listener will attempt to construe=
it as one. (Of course, this analysis assumes that=20
djan. is the name of a person, and not th=
e name of some event.)
JAI selma'o=
primary> jai=
abstr=
actionssimplification to sumti with jai abstractionsmaking concrete Logically, a counter=
part of some sort is needed to=20
tu'a which transposes an abstract sumti into a concrete=
one. This is achieved at the selbri level by the cmavo=20
jai (of selma'o JAI). This cmavo has more than one func=
tion, discussed in=20
and=20
; for the purposes of this chapter, it =
operates as a conversion of selbri, similarly to the cmavo of selma'o SE. T=
his conversion changes
+ cause deathexample
tu'a mi rinka le nu do morsi
something-to-do-with me causes the event-of you are-dead
My action causes your death.
- =20
-
-cause deathexample
-
- into
+ into
mi jai rinka le nu do morsi
I am-associated-with causing the event-of your death.
I cause your death.
--=20
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