math40 le2 (2026) linear algebra

0:00:00 vectors 0:03:38 subspace test 0:05:50 [prob1] subspace test 0:15:00 span and linear combination 0:20:50 [prob2] span 0:26:00 linear independence 0:33:01 basis 0:33:55 square matrices Lin Ind 0:35:22 [prob3] linear independence 0:40:30 [prob4] null,col,row space, rank,nullity 0:51:28 inner product 0:56:13 [prob5a] inner product 0:57:55 norm, distance, orthogonal 0:59:32 inner product properties 1:01:46 [prob5b] inner product properties 1:05:13 gram schmidt 1:11:09 [prob6a] gram schmidt 1:26:42 [prob6b] linear combination of orthonormal 1:35:25 [bird's eye view]