feat: implement complementary error function (erfc) and add tests

[jobo322]

No description provided.

[codecov]

Codecov Report

❌ Patch coverage is 95.23810% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 97.39%. Comparing base (750ba0e) to head (36c9904).

Files with missing lines	Patch %	Lines
src/utils/erfc.ts	95.23%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #405      +/-   ##
==========================================
- Coverage   97.40%   97.39%   -0.02%     
==========================================
  Files         215      216       +1     
  Lines        4320     4341      +21     
  Branches     1093     1099       +6     
==========================================
+ Hits         4208     4228      +20     
- Misses        109      110       +1     
  Partials        3        3              

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