18/11/13 07:25:20.32 UigxEbMv.net
>>701
f(x) = x^3 -3AAx -B,
とおくと
f '(-A) = f '(A) = 0
さらに
A = 1 +3t +3tt,
B = ±(-2A+1)(A+3t+1)(A-3t-2)
とおけば
f(-2A+1) = f(A+3t+1) = f(A-3t-2) = 0, or
f(2A-1) = f(-A-3t-1) = f(-A+3t+2) = 0,
18/11/13 07:25:20.32 UigxEbMv.net
>>701
f(x) = x^3 -3AAx -B,
とおくと
f '(-A) = f '(A) = 0
さらに
A = 1 +3t +3tt,
B = ±(-2A+1)(A+3t+1)(A-3t-2)
とおけば
f(-2A+1) = f(A+3t+1) = f(A-3t-2) = 0, or
f(2A-1) = f(-A-3t-1) = f(-A+3t+2) = 0,