Initializing... Initialized Initializing(2)... PI = 0.3141592653589793238462643383279486e1+/-0.313e-31 E = 0.2718281828459045235360287471352649e1+/-0.256e-30 LOG_E_10 = 0.2302585092994045684017991454684277e1+/-0.5e-30 Initialized(2) ##############ECHO OF PROBLEM################# ##############temp/mult2postode.ode################# diff ( y , x , 1 ) = sin ( x ) * cos ( x ) ; ! #BEGIN FIRST INPUT BLOCK # Digits:=32; ELIMINATED in preodein.rb max_terms=30 ! #END FIRST INPUT BLOCK #BEGIN SECOND INPUT BLOCK x_start=c(0.1) x_end=c(1.0) $array_y_init[0 + 1] = exact_soln_y(x_start) $glob_look_poles=true $glob_min_h=c(0.00000000001) # ELIMINATED in preodein.rb # ELIMINATED in preodein.rb # ELIMINATED in preodein.rb # ELIMINATED in preodein.rb # ELIMINATED in preodein.rb # ELIMINATED in preodein.rb # ELIMINATED in preodein.rb # ELIMINATED in preodein.rb # ELIMINATED in preodein.rb $glob_type_given_pole=3 # ELIMINATED in preodein.rb #END SECOND INPUT BLOCK #BEGIN OVERRIDE BLOCK $glob_desired_digits_correct=8 $glob_max_minutes=(20.0) $glob_subiter_method=3 $glob_max_iter=1000 $glob_upper_ratio_limit=c(1.11) $glob_lower_ratio_limit=c(0.99) # ELIMINATED in preodein.rb # ELIMINATED in preodein.rb #END OVERRIDE BLOCK ! #BEGIN USER DEF BLOCK def exact_soln_y (x) x = c(x) return(c(2.0) - expt(cos(c(x)),c(2))/c(2.0)) end #END USER DEF BLOCK #######END OF ECHO OF PROBLEM################# START of Soultion TOP MAIN SOLVE Loop x[1] 0.1e0+/-0.50e-31 y[1] (closed_form) 0.1504983355539689592218950870812956e1+/-0.171e-30 y[1] (numeric) 0.1504983355539689592218950870812956e1+/-0.321e-30 absolute error 0.0e0+/-0.492e-30 relative error 0.0e0+/-0.3269139144888203516369306088476179e-28% Desired digits 8 Estimated correct digits 14 Correct digits 32 h 0.5e-1+/-0.1e-100 NO POLE (given) for Equation 1 NO POLE (ratio test) for Equation 1 NO REAL POLE (three term test) for Equation 1 NO COMPLEX POLE (six term test) for Equation 1 TOP MAIN SOLVE Loop x[1] 0.2e0+/-0.5e-31 y[1] (closed_form) 0.1519734751499278729300368316987046e1+/-0.245e-30 y[1] (numeric) 0.1519734751499278729302427413301717e1+/-0.928e-30 absolute error 0.2059096314671e-20+/-0.117e-29 relative error 0.1354905066584560005256489627395564e-18+/-0.769e-28% Desired digits 8 Estimated correct digits 13 Correct digits 32 h 0.5e-1+/-0.1e-100 NO POLE (given) for Equation 1 NO POLE (ratio test) for Equation 1 NO REAL POLE (three term test) for Equation 1 NO COMPLEX POLE (six term test) for Equation 1 TOP MAIN SOLVE Loop x[1] 0.3e0+/-0.5e-31 y[1] (closed_form) 0.1543666096272580425689761875261153e1+/-0.332e-30 y[1] (numeric) 0.1543666096272580425695441129647226e1+/-0.121e-29 absolute error 0.5679254386073e-20+/-0.154e-29 relative error 0.3679069197533349046226813739906095e-18+/-0.997e-28% Desired digits 8 Estimated correct digits 13 Correct digits 32 h 0.5e-1+/-0.1e-100 NO POLE (given) for Equation 1 NO POLE (ratio test) for Equation 1 NO REAL POLE (three term test) for Equation 1 NO COMPLEX POLE (six term test) for Equation 1 TOP MAIN SOLVE Loop x[1] 0.4e0+/-0.5e-31 y[1] (closed_form) 0.1575823322663208644769812504589414e1+/-0.422e-30 y[1] (numeric) 0.1575823322663208644780528654525387e1+/-0.149e-29 absolute error 0.10716149935973e-19+/-0.191e-29 relative error 0.6800349875430355621526504201668541e-18+/-0.121e-27% Desired digits 8 Estimated correct digits 13 Correct digits 32 h 0.5e-1+/-0.1e-100 NO POLE (given) for Equation 1 NO POLE (ratio test) for Equation 1 NO REAL POLE (three term test) for Equation 1 NO COMPLEX POLE (six term test) for Equation 1 TOP MAIN SOLVE Loop x[1] 0.5e0+/-0.5e-31 y[1] (closed_form) 0.1614924423532965070649765848139237e1+/-0.521e-30 y[1] (numeric) 0.1614924423532965070666734825972888e1+/-0.186e-29 absolute error 0.16968977833651e-19+/-0.238e-29 relative error 0.1050759873736259476743460846087123e-17+/-0.147e-27% Desired digits 8 Estimated correct digits 13 Correct digits 32 h 0.5e-1+/-0.1e-100 NO POLE (given) for Equation 1 NO POLE (ratio test) for Equation 1 NO REAL POLE (three term test) for Equation 1 NO COMPLEX POLE (six term test) for Equation 1 TOP MAIN SOLVE Loop x[1] 0.6e0+/-0.5e-31 y[1] (closed_form) 0.1659410561380831605590406661094214e1+/-0.615e-30 y[1] (numeric) 0.1659410561380831605614595118656952e1+/-0.25e-29 absolute error 0.24188457562738e-19+/-0.311e-29 relative error 0.1457653586500634211799709494897303e-17+/-0.187e-27% Desired digits 8 Estimated correct digits 13 Correct digits 32 h 0.5e-1+/-0.1e-100 NO POLE (given) for Equation 1 NO POLE (ratio test) for Equation 1 NO REAL POLE (three term test) for Equation 1 NO COMPLEX POLE (six term test) for Equation 1 TOP MAIN SOLVE Loop x[1] 0.7e0+/-0.5e-31 y[1] (closed_form) 0.170750821427493976534581299119907e1+/-0.720e-30 y[1] (numeric) 0.1707508214274939765377899762447908e1+/-0.29e-29 absolute error 0.32086771248838e-19+/-0.362e-29 relative error 0.187915765093188877415555281259933e-17+/-0.212e-27% Desired digits 8 Estimated correct digits 13 Correct digits 32 h 0.5e-1+/-0.1e-100 NO POLE (given) for Equation 1 NO POLE (ratio test) for Equation 1 NO REAL POLE (three term test) for Equation 1 NO COMPLEX POLE (six term test) for Equation 1 TOP MAIN SOLVE Loop x[1] 0.8e0+/-0.5e-31 y[1] (closed_form) 0.175729988057532218155144261573661e1+/-0.805e-30 y[1] (numeric) 0.1757299880575322181591791653786462e1+/-0.339e-29 absolute error 0.40349038049852e-19+/-0.419e-29 relative error 0.2296081533713081095188038110599131e-17+/-0.238e-27% Desired digits 8 Estimated correct digits 13 Correct digits 32 h 0.5e-1+/-0.1e-100 NO POLE (given) for Equation 1 NO POLE (ratio test) for Equation 1 NO REAL POLE (three term test) for Equation 1 NO COMPLEX POLE (six term test) for Equation 1 TOP MAIN SOLVE Loop x[1] 0.9e0+/-0.5e-31 y[1] (closed_form) 0.1806800523673271763829168576632631e1+/-0.870e-30 y[1] (numeric) 0.180680052367327176387781444409415e1+/-0.39e-29 absolute error 0.48645867461519e-19+/-0.477e-29 relative error 0.2692376209999137309416302867323039e-17+/-0.264e-27% Desired digits 8 Estimated correct digits 13 Correct digits 32 h 0.5e-1+/-0.1e-100 NO POLE (given) for Equation 1 NO POLE (ratio test) for Equation 1 NO REAL POLE (three term test) for Equation 1 NO COMPLEX POLE (six term test) for Equation 1 Finished! diff ( y , x , 1 ) = sin ( x ) * cos ( x ) ; Iterations 18 Total Elapsed Time 36 Seconds Elapsed Time(since restart) 35 Seconds Time to Timeout 19 Minutes 24 Seconds Percent Done 0.1055555555555555555555555555555555e3+/-0.28e-28%