* make more standard libraries work with `nimPreviewSlimSystem`
* typo
* part two
* Delete specutils.nim
* fixes more tests
* more fixes
* fixes tests
* fixes three more tests
* add formatfloat import
* fix
* last
* Fix initrand to avoid random number sequences overlapping
* Minor fix
* Fix compile error on js backend
* Disable new test for js backend
* Minor fix
* tempfiles module uses random.initRand()
* Remove unused module import from lib/std/tempfiles.nim
* Initialize baseState in initRand()
* Run tests/stdlib/trandom.nim from tests/test_nimscript.nims
* baseState is initialized only with sysrand.urandom and quit if failed
* Add comments
* Improve documentation for math
Support empty input for cumsummed
Use runnableExamples
Move some examples to tests
Add more tests
* Update tests/stdlib/tmath.nim
Move some tests to trandom.nim
Move tests into main template where possible
Add test for #17017
* Add more tests for gamma & lgamma
Remove gamma(-1.0) example
Small fixes/changes
* Move more tests into template main()
* Fix typos
* Add edge case examples for copySign