Expression language reference

this question posted in response following article: http://help.adobe.com/en_us/aftereffects/cs/using/ws3878526689cb91655866c1103906c6dea-7a0c a.html

your layer space descriptions contradict each other:

(a) first say 

the “to” methods transform values named space (composition or world) layer space.

 

(b) example "tocomp"

transforms point layer space composition space.

 

as far can understand it, , b mean opposite of each other. of these correct? guess b.

 

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