rambling_lunatic@sh.itjust.works to 196@lemmy.blahaj.zone · 10 months agoRules Without Rulerssh.itjust.worksimagemessage-square7fedilinkarrow-up10arrow-down10
arrow-up10arrow-down1imageRules Without Rulerssh.itjust.worksrambling_lunatic@sh.itjust.works to 196@lemmy.blahaj.zone · 10 months agomessage-square7fedilink
minus-squaresomegeek@programming.devlinkfedilinkarrow-up0·10 months agoI’m not a math guru but there are only 4 shapes in this and there are 5 functions? You can describe a circle with a single function. Someone explain?
minus-squareChrobin@discuss.tchncs.delinkfedilinkarrow-up0·10 months agoWell, you can describe a circle with a single function if you look at a function R -> R^2. But a circle can’t be the graph of a single function.
minus-squareakari@lemmy.blahaj.zonelinkfedilinkarrow-up0·10 months agof and g form the top an bottom of the circle. note that they only differ by a single sign you need two of them because a circle can’t be expressed by a single function of x as it needs to map every x value to 0 to 2 y values
I’m not a math guru but there are only 4 shapes in this and there are 5 functions? You can describe a circle with a single function. Someone explain?
Well, you can describe a circle with a single function if you look at a function R -> R^2. But a circle can’t be the graph of a single function.
f and g form the top an bottom of the circle. note that they only differ by a single sign
you need two of them because a circle can’t be expressed by a single function of x as it needs to map every x value to 0 to 2 y values