Troy@lemmy.ca to math@lemmy.world · 2 年前Random internet people explaining math better then math teacheri.imgur.comexternal-linkmessage-square78fedilinkarrow-up1290cross-posted to: memes@lemmy.ml
arrow-up1290external-linkRandom internet people explaining math better then math teacheri.imgur.comTroy@lemmy.ca to math@lemmy.world · 2 年前message-square78fedilinkcross-posted to: memes@lemmy.ml
minus-squarereflex@kbin.sociallinkfedilinkarrow-up5·2 年前Did my undergrad in math and never learned what that capital pi-looking thing was. Sigmas all the tyme doe.
minus-squareAlataOrange@lemmy.worldlinkfedilinkarrow-up5·2 年前It’s honestly not that useful I’ve only ever seen it in high level statistics
minus-squaremohKohn@kbin.sociallinkfedilinkarrow-up1·2 年前They come up in complex analysis bc writing polynomials in terms of their roots is sometimes useful.
minus-squareKogasa@programming.devlinkfedilinkarrow-up1·2 年前Convergence issues aside, you can get from a product to a sum by taking logarithms. This is often a feasible way to reason about them / prove results about them.
Did my undergrad in math and never learned what that capital pi-looking thing was. Sigmas all the tyme doe.
It’s honestly not that useful I’ve only ever seen it in high level statistics
They come up in complex analysis bc writing polynomials in terms of their roots is sometimes useful.
Convergence issues aside, you can get from a product to a sum by taking logarithms. This is often a feasible way to reason about them / prove results about them.