something weird of the function is()

Question:something weird of the function is()

Posted: spark1631 60

June 19 2015

I am very confused about function is():

1. is(a-b=0) assuming a::real,b::real,a^2=b^2,a>0,b>0;

2. is(a-b=0) assuming a::real,b::real,a^2=b^2,a>=0,b>=0;

the first command gives me false, and the second command gives me true...

any thoughts?

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