OAI/Geometry/HeilbronnTriangle/PlaneDeterminant.lean

GitHub source file

3 declarations, 0 contain sorry, 0 declared as axioms

1. theorem OAI.Problem355.PlaneDeterminant.normal_smul_cross line 13
2. theorem OAI.Problem355.PlaneDeterminant.abs_dot_mul_norm_cross line 24
3. theorem OAI.Problem355.PlaneDeterminant.norm_cross_eq_det_mul_norm_div line 32