01 線形代数 基礎編 全体像

New channel 物理・数学を一から学びなおす-デルタ先生: title sample judged 'whole' (A consistent university-level physics and math lecture series with systematic worked explanations, with only a couple of); 0 of 3 sampled transcripts showed teaching, 0 not; titles picked one by one, checked strictly; oEmbed verified.