This a code of Pseudo-Arc Length Continuation Method , the method can be used for solving the nonlinear equations, the principle can re found in some text books. In the code,I prove the agreement of the code with other methods -This is a code of

一个计算分岔的软件，采用弧长延拓算法，计算后可以画出分岔图形。安装请看说明手册，是解压后doc目录下的auto.pdf。也可以在windows下安装，但需要仿unix环境，例如cygwin。-Bifurcation of a calculation software, the use of arc-length continuation algorithm, calculation can draw graphics bifurcation. See the installation instr