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All releases of Subs

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• 2.3.1

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•  02 Feb 2011 11:23
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Release Notes: This release supports quoting, and adds the eq? procedure.

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• 2.2.4

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•  19 Jan 2011 10:29
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Release Notes: Support was added for for-each, load, begin, filter, odd?, even?, and equal? as well as cadr, cddr, etc. Pretty pictures may now be created using the "painter" system from SICP, and written as SVGs. Better error messages are printed when incorrect Scheme is entered.

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• 2.2.2

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•  11 Oct 2010 22:47
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Release Notes: This release adds support for list, map, list-ref, pair?, null?, nil, min, and max functions, and allows overriding built-in keywords with your own functions.

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• 2.1.1

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•  07 Oct 2010 04:49
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Release Notes: This release adds supports for abstract data via cons, car, and cdr.

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• 1.3.4

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•  01 Oct 2010 09:10
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Release Notes: This release supports the let operator, basic trigonometric operations, positive?, negative?, and zero? operators, and allows returning procedures from functions.

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• 1.3.1

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•  21 Sep 2010 05:40
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Release Notes: This release supports strings, comments, and printing values using the display and newline functions.

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• 1.1.8

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•  06 Sep 2010 04:07
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Release Notes: This release adds support for comparison between decimals and the log and exp mathematical functions, and fixes a bug with nested procedures.

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• 1.1.6

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•  31 Aug 2010 12:47
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Release Notes: Features in this initial release include numeric types and operators (finite precision), boolean predicates, define, lambda, if, cond, and tail-call optimisation.