https://kokulife.dreamwidth.org/ koku's life journal - Dreamwidth Studios Thu, 23 Oct 2025 13:36:10 GMT LiveJournal / Dreamwidth Studios kokulife personal https://v2.dreamwidth.org/18093858/4245574 https://kokulife.dreamwidth.org/ 100 100 https://kokulife.dreamwidth.org/3412.html Thu, 23 Oct 2025 13:36:10 GMT https://kokulife.dreamwidth.org/3412.html <p>NTVY014 (Physical education I) [swimming] - we finally did proper backstroke, arms and legs and everything! and also breaststroke legs but on stomach, still no breaststroke arms though</p><br /><p>NMAI057 (Linear algebra 1) [lecture] - attributes of inverse matrices, attributes of regular matrices, and matrix equations, after we started with groups and its axioms: association, neutral term and inverses.. also abelian groups</p><br /><p>NMAI057 (Linear algebra 1) [tutorial] - quiz, i thought my solution was good but i must have made a small computational error because when plugging in my answer on the first row it was off by two and i didn't find the error, after the quiz we did proofs of matrix arithmetic statements, then matrix multiplication.. one is clearly easier, but either can appear on next week's quiz</p><br /><hr><br />koku daily message:<br />koku's nest<br /><br /><img src="https://www.dreamwidth.org/tools/commentcount?user=kokulife&ditemid=3412" width="30" height="12" alt="comment count unavailable" style="vertical-align: middle;"/> comments https://kokulife.dreamwidth.org/3412.html breaststroke swimming abelian groups matrix multiplication groups backstroke ntvy014 nmai057 inverse matrix public 0