- #1

- 1,444

- 0

what is the necessary and sufficient condition on the linear map [itex]f : \mathbb{R}^{n+1} \rightarrow \mathbb{R}^{m+1}[/itex] for the formula [itex][f][x]=[f(x)][/itex] to define a map

[itex][f] : \mathbb{RP}^n \rightarrow \mathbb{RP}^m ; [x] \mapsto [f(x)][/itex]

not a scooby.