doc improvements

[HDembinski]

No description provided.

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (develop@0f5ee75). Click here to learn what that means.
The diff coverage is n/a.

@@            Coverage Diff             @@
##             develop     #383   +/-   ##
==========================================
  Coverage           ?   91.30%           
==========================================
  Files              ?       12           
  Lines              ?      851           
  Branches           ?        0           
==========================================
  Hits               ?      777           
  Misses             ?       74           
  Partials           ?        0           

Impacted Files	Coverage Δ
iminuit/iminuit_warnings.py	100.00% <0.00%> (ø)
iminuit/_minuit_methods.py	94.89% <0.00%> (ø)
iminuit/_deprecated.py	100.00% <0.00%> (ø)
iminuit/__init__.py	66.66% <0.00%> (ø)
iminuit/color.py	100.00% <0.00%> (ø)
iminuit/version.py	100.00% <0.00%> (ø)
iminuit/info.py	0.00% <0.00%> (ø)
iminuit/repr_html.py	96.92% <0.00%> (ø)
iminuit/latex.py	88.79% <0.00%> (ø)
iminuit/_minimize.py	68.00% <0.00%> (ø)
... and 2 more

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