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0 votes

when I combine untrace and ImaginaryI, the property ImaginaryI will lose efficacy, this is a example

i::ImaginaryI;
A::ImplicitIndex.
tr{#}::Trace.
ex:= i tr(i A);
untrace(_);

there seems to be some bugs.

substitute(_,$i i->-1$);

is also not valid.

asked in Bug reports by (780 points)
edited by

1 Answer

+1 vote

Now fixed in master on github.

answered by (56.2k points)

Thanks. It works.

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