koteitan on Nostr: いちわすれた (a b c d e f)( x1x1 x2x2 x3x3 x4x4 x5x5 x1y1 x2y2 x3y3 x4y4 x5y5 ...

いちわすれた
(a b c d e f)(
x1x1 x2x2 x3x3 x4x4 x5x5
x1y1 x2y2 x3y3 x4y4 x5y5
y1y1 y2y2 y3y3 y4y4 y5y5
x1 x2 x3 x4 x5
y1 y2 y3 y4 y5
1 1 1 1 1
)=0