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Tagged with upvalues expression-test
2 questions
17
votes
1
answer
467
views
Broken ValueQ function in Mma12.2?
f[x] ^= 1;
ValueQ[g[x]]
returns True in Mathematica 12.2. Is it a bug?
8
votes
1
answer
118
views
TagSet for symbol inside NumericQ behaves differently than in other fooQ functions
I am trying to define some symbols as being numeric by using TagSet and encountered the following different behaviors between NumericQ and e.g. ...