如何用Maple解二元一次三角函数方程,或相关书籍.

Question

如何用Maple解二元一次三角函数方程,或相关书籍.

Answer 1

Maple可求解二元一次三角函数方程组,例如
solve({sin(x)-sin(y) = 0, sin(x)+sin(y) = √2}, {x, y});
返回结果：{x = 1/4 π, y = 1/4 π}
solve({sin(x)+2*sin(y) = 1, 2*sin(x)-sin(y) = 0}, {x, y});
返回结果：{x = arcsin(1/5), y = arcsin(2/5)}