Maple目前应用非常广泛符号计算软件之一它拥有非常强大符号计算和数值计算功本书详细地介绍了Maple基本功包括数值计算解方程微积分计算向量及矩阵计算解常微分方程和偏微分方程等本书深入讲解了Maple编程基本原理 -Maple is widely used at present one of the symbolic computation software, It has a very powerful symbolic computation and numerical calculat

Calculus vector and integral function vector

A magnetic field is the magnetic effect of electric currents and magnetic materials. The magnetic field at any given point is specified by both a direction and a magnitude (or strength) as such it is a vector field. Magnetic fields can be produced