solve equation\chaoslorenz.m ..............\eq1.m ..............\eq2.m ..............\eq3.m ..............\eq4.m ..............\ff1.m ..............\ff2.m ..............\ff3.m ..............\ff4.m ..............\ff5.m ..............\ff6.m ..............\lorenzeq.m ..............\rigid.m ..............\solve.pps solve equation