Flow chart for solving nonlinear algebraic equations Consider equations D(q)=0 i=0,estimate (o)Calculate del=() del yes no Calculate () ,(q)<6 no yes q*=q0-(,(q)）D(q) no del=(q)< i=计1 yes end Output resultConsider equations  (q)  0 i = 0, estimate q(0)   1 ( 1) ( ) ( ) ( ) ( ) ( ) i i i i    q q q q  q ( ) 1 del ( ) i   q   ( ) ( ) Calculate ( ), ( ) i i  q q q ( ) 2 ( ) i    q q end no yes yes i = i+1 no ( ) Calculate del = ( ) i  q 1 del   yes no Output result