Thursday Morning Riddle

I’m a book when assembled with cover and glue;
To be tied to what contracts compel you to do;
I am moving by leaps; the Wachowskis’ debut;
And the limit where functions cannot venture to.

Who am I?

UPDATE: Riddle solved by Asher. See comments for answer.

2 Responses to “Thursday Morning Riddle”

  1. Asher Says:

    Bound

  2. Bill Says:

    BOUND is correct. Way to go, Asher!

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