Nonsquare matrices as transformations between dimensions | Essence of linear algebra, footnote Nonsquare matrices as transformations between dimensions | Essence of linear algebra, footnote begin-post-stats 3Blue1Brown • 220K views end-post-stats begin-duration 4:27 end-duration Math topics: _Analytic_geometry_##Analytic geometry##_Dot_product_##Dot product##_Cartesian_coordinate_system_##Cartesian coordinate system##_Three-dimensional_space_(mathematics)_##Three-dimensional space (mathematics)##_Functions_and_mappings_##Functions and mappings##_Map_(mathematics)_##Map (mathematics)##_Transformation_(function)_##Transformation (function)##_Linear_map_##Linear map Other topics: _Physics_##Physics##_Euclidean_vector_##Euclidean vector##_Dimension_##Dimension##_Linearity_##Linearity##_Linear_algebra_##Linear algebra##_Matrix_multiplication_##Matrix multiplication##_Matrix_(mathematics)_##Matrix (mathematics)##_Row_and_column_spaces_##Row and column spaces##_Graphic_design_##Graphic design##_2D_computer_graphics_##2D computer graphics##_Vector_graphics_##Vector graphics##_Map_##Map video-id: v8VSDg_WQlA channel_3Blue1Brown_ So What Learning Analytic geometry , Functions and mappings , Graphic design , Linear algebra , Physics Monday, January 22, 2018 Share Share