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Theorem concave_on_of_deriv2_nonpos

Modification history

2021-09-16 13:26
src/analysis/calculus/mean_value.lean
refactor(analysis/convex/basic): generalize convexity to vector spaces (#9058) …
Modified concave_on_of_deriv2_nonposView on Github →
2020-12-29 19:06
src/analysis/calculus/mean_value.lean
feat(analysis/convex/specific_functions): log is concave (#5508) …
Added concave_on_of_deriv2_nonposView on Github →