affiliate@lemmy.world to 196@lemmy.blahaj.zone · 10 months agoaddition rulelemmy.worldexternal-linkmessage-square10fedilinkarrow-up11arrow-down10
arrow-up11arrow-down1external-linkaddition rulelemmy.worldaffiliate@lemmy.world to 196@lemmy.blahaj.zone · 10 months agomessage-square10fedilink
minus-squareSasha@lemmy.blahaj.zonelinkfedilinkarrow-up2·10 months agoOP, I need the definition for × and <,> too
minus-squareaffiliate@lemmy.worldOPlinkfedilinkarrow-up2·10 months ago× is the cartesian product and = {x, {x,y}} is the ordered pair of x and y. (i.e., if x is in X and y is in Y, then is the corresponding element of the cartesian product X × Y). hope this helps
OP, I need the definition for × and <,> too
× is the cartesian product and = {x, {x,y}} is the ordered pair of x and y. (i.e., if x is in X and y is in Y, then is the corresponding element of the cartesian product X × Y). hope this helps