File: dest_abs.doc

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\DOC dest_abs

\TYPE {dest_abs : (term -> (term # term))}

\SYNOPSIS
Breaks apart an abstraction into abstracted variable and body.

\DESCRIBE
{dest_abs} is a term destructor for abstractions:
{dest_abs "\var. t"} returns {("var","t")}.

\FAILURE
Fails with {dest_abs} if term is not an abstraction.

\SEEALSO
mk_abs, is_abs, dest_var, dest_const, dest_comb, strip_abs.

\ENDDOC