REPLACE-EQUIV-ALL : WFFOP

REPLACE-EQUIV-ALL is a wff operation.
Replace a all occurrences of a symbol by a predefined equivalent wff.
 
The calling scheme for REPLACE-EQUIV-ALL is:

(REPLACE-EQUIV-ALL REP-SYM REP-BY REP-IN)
"REPSYM" "SYMBOL" "GWFF"


The result is of type GWFF.

The arguments have the following meaning:
REP-SYM : Symbol to be Replaced
REP-BY : Replace by (Name)
REP-IN : Replace in

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