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addf

symbolic addition

Calling Sequence

c = addf(a, b)

Arguments

a, b, c

character strings.

Description

The function addf performs a symbolic addition. c = addf("a", "b") returns the character string c which is "a + b". Trivial simplifications such as addf("0", "a") or addf("1", "2") are performed.

Examples

addf('0','1')
addf('1','a')
addf('1','2')
addf('a','b')
'a'+'b'

See Also


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