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Edit detail for SandBoxCombfuncDiscussion revision 4 of 7

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Editor: Bill Page
Time: 2017/04/07 19:31:33 GMT+0
Note: reverted by Bill Page

removed:
-

removed:
-
-\begin{axiom}
-
-simplify(binomial(a,b)-binomial(a,a-b))
-expand(binomial(a,b)-binomial(a,a-b))
-
-\end{axiom}

Tests from GouldBk?.pdf --rrogers, Fri, 07 Apr 2017 16:22:25 +0000 reply
fricas
binomial(5,2)-binomial(5,5-2)

\label{eq1}0(1)
Type: NonNegativeInteger?
fricas
binomial(a,b)-binomial(a,a-b)

\label{eq2}{\hbox{\axiomType{BINOMIAL}\ } \left({a , \: b}\right)}-{\hbox{\axiomType{BINOMIAL}\ } \left({a , \:{- b + a}}\right)}(2)
Type: Expression(Integer)

Ah well no joy in Mudville I guess I need a special function of some sort, any comments?