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Theorem
discriminant_le_zero
Modification history
2020-10-17 20:50
src/algebra/quadratic_discriminant.lean
refactor(algebra/quadratic_discriminant): drop linearity condition; cleanup (#4656) …
Deleted
discriminant_le_zero
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2019-08-08 02:35
src/algebra/quadratic_discriminant.lean
feat (analysis/normed_space): Define real inner product space (#1248) …
Added
discriminant_le_zero
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