test: add tests for signed zeros#9496

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Payal-Goswami wants to merge 1 commit intostdlib-js:developfrom

Payal-Goswami:feat/math-cosm1-signed-zero-tests

Commits on Jan 2, 2026

test(math/base/special/cosm1): add tests for signed zeros

kgryte
authored and
Payal-Goswami
committed