Ephera@lemmy.ml to Science Memes@mander.xyzEnglish · 1 天前How I imagine mathematicians...lemmy.mlimagemessage-square33fedilinkarrow-up1349arrow-down111
arrow-up1338arrow-down1imageHow I imagine mathematicians...lemmy.mlEphera@lemmy.ml to Science Memes@mander.xyzEnglish · 1 天前message-square33fedilink
minus-squarebetanumerus@lemmy.calinkfedilinkEnglisharrow-up3·edit-219 小时前No. If a is a scalar, which it clearly is, it’s all multiplication. And there is no reason to use any of the first three. We say “three apples”, not “three x apples”.
minus-squareFiskFisk33@startrek.websitelinkfedilinkEnglisharrow-up2·4 小时前hurr durr maybe its a single dimensional vector?
No. If a is a scalar, which it clearly is, it’s all multiplication. And there is no reason to use any of the first three. We say “three apples”, not “three x apples”.
hurr durr maybe its a single dimensional vector?