19-Jun-2023 20:33:40 lambert_w_test(): MATLAB/Octave version 5.2.0 Test lambert_w(). lambert_w_test01(): Compare stored, computed, and system values for LambertW(x). X Stored value lambert_w(x) lambertw(x) -0.0367879 -4.8897201698674291 -4.8897201698674371 -4.8897201698674371 -0.0735759 -3.9943083470021219 -3.9943083470021299 -3.9943083470021303 -0.110364 -3.4392164832802039 -3.4392164832802004 -3.4392164832802004 -0.147152 -3.0223132453246571 -3.0223132453246562 -3.0223132453246562 -0.18394 -2.6783469900166610 -2.6783469900166619 -2.6783469900166619 -0.220728 -2.3764213420628870 -2.3764213420628897 -2.3764213420628897 -0.257516 -2.0973492107034919 -2.0973492107034888 -2.0973492107034888 -0.294304 -1.8243883090329840 -1.8243883090329840 -1.8243883090329838 -0.331091 -1.5318116083896121 -1.5318116083896125 -1.5318116083896127 -0.367879 -1.0000000000000000 -1.0000000425527849 -1.0000000421468485 -0.331091 -0.6083412847334320 -0.6083412847334314 -0.6083412847334316 -0.294304 -0.4716719097435220 -0.4716719097435222 -0.4716719097435222 -0.257516 -0.3744931340194980 -0.3744931340194991 -0.3744931340194992 -0.220728 -0.2970834624464240 -0.2970834624464233 -0.2970834624464233 -0.18394 -0.2319609529865340 -0.2319609529865342 -0.2319609529865341 -0.147152 -0.1753565005292990 -0.1753565005292994 -0.1753565005292995 -0.110364 -0.1250669829825240 -0.1250669829825244 -0.1250669829825244 -0.0735759 -0.0796781605114770 -0.0796781605114760 -0.0796781605114760 -0.0367879 -0.0382212417467990 -0.0382212417467992 -0.0382212417467992 0 0.0000000000000000 0.0000000000000000 0.0000000000000000 0.5 0.3517337112491958 0.3517337112491958 0.3517337112491958 1 0.5671432904097840 0.5671432904097838 0.5671432904097838 1.5 0.7258613577662263 0.7258613577662263 0.7258613577662263 2 0.8526055020137255 0.8526055020137255 0.8526055020137255 2.5 0.9585863567287028 0.9585863567287030 0.9585863567287030 2.71828 1.0000000000000000 1.0000000000000000 1.0000000000000000 3 1.0499088949640401 1.0499088949640398 1.0499088949640401 3.5 1.1302893269741361 1.1302893269741359 1.1302893269741359 4 1.2021678731970431 1.2021678731970429 1.2021678731970429 4.5 1.2672378143074350 1.2672378143074350 1.2672378143074348 5 1.3267246652422000 1.3267246652422002 1.3267246652422002 5.5 1.3815453794450410 1.3815453794450414 1.3815453794450414 6 1.4324047758983001 1.4324047758983003 1.4324047758983003 6.5 1.4798568301738511 1.4798568301738515 1.4798568301738515 7 1.5243452049841439 1.5243452049841444 1.5243452049841444 7.5 1.5662309537823880 1.5662309537823875 1.5662309537823875 8 1.6058119963201780 1.6058119963201776 1.6058119963201776 10 1.7455280027406990 1.7455280027406996 1.7455280027406992 100 3.3856301402900502 3.3856301402900502 3.3856301402900502 1000 5.2496028524015959 5.2496028524015959 5.2496028524015959 1e+06 11.3833580861400492 11.3833580861400527 11.3833580861400527 lambert_w_test02(): Repeat test, using a single call with vector argument. X Stored value lambert_w(X) lambertw(X) -0.0367879 -4.8897201698674291 -4.8897201698674371 -4.8897201698674371 -0.0735759 -3.9943083470021219 -3.9943083470021299 -3.9943083470021303 -0.110364 -3.4392164832802039 -3.4392164832802004 -3.4392164832802004 -0.147152 -3.0223132453246571 -3.0223132453246562 -3.0223132453246562 -0.18394 -2.6783469900166610 -2.6783469900166619 -2.6783469900166623 -0.220728 -2.3764213420628870 -2.3764213420628897 -2.3764213420628897 -0.257516 -2.0973492107034919 -2.0973492107034888 -2.0973492107034888 -0.294304 -1.8243883090329840 -1.8243883090329840 -1.8243883090329833 -0.331091 -1.5318116083896121 -1.5318116083896125 -1.5318116083896127 -0.367879 -1.0000000000000000 -1.0000000425527849 -1.0000000421468485 -0.331091 -0.6083412847334320 -0.6083412847334314 -0.6083412847334314 -0.294304 -0.4716719097435220 -0.4716719097435222 -0.4716719097435222 -0.257516 -0.3744931340194980 -0.3744931340194991 -0.3744931340194992 -0.220728 -0.2970834624464240 -0.2970834624464233 -0.2970834624464233 -0.18394 -0.2319609529865340 -0.2319609529865342 -0.2319609529865342 -0.147152 -0.1753565005292990 -0.1753565005292994 -0.1753565005292995 -0.110364 -0.1250669829825240 -0.1250669829825244 -0.1250669829825244 -0.0735759 -0.0796781605114770 -0.0796781605114760 -0.0796781605114760 -0.0367879 -0.0382212417467990 -0.0382212417467992 -0.0382212417467992 0 0.0000000000000000 0.0000000000000000 0.0000000000000000 0.5 0.3517337112491958 0.3517337112491958 0.3517337112491958 1 0.5671432904097840 0.5671432904097838 0.5671432904097838 1.5 0.7258613577662263 0.7258613577662263 0.7258613577662263 2 0.8526055020137255 0.8526055020137255 0.8526055020137255 2.5 0.9585863567287028 0.9585863567287030 0.9585863567287028 2.71828 1.0000000000000000 1.0000000000000000 1.0000000000000000 3 1.0499088949640401 1.0499088949640398 1.0499088949640401 3.5 1.1302893269741361 1.1302893269741359 1.1302893269741359 4 1.2021678731970431 1.2021678731970429 1.2021678731970429 4.5 1.2672378143074350 1.2672378143074350 1.2672378143074348 5 1.3267246652422000 1.3267246652422002 1.3267246652422002 5.5 1.3815453794450410 1.3815453794450414 1.3815453794450414 6 1.4324047758983001 1.4324047758983003 1.4324047758983003 6.5 1.4798568301738511 1.4798568301738515 1.4798568301738515 7 1.5243452049841439 1.5243452049841444 1.5243452049841444 7.5 1.5662309537823880 1.5662309537823875 1.5662309537823875 8 1.6058119963201780 1.6058119963201776 1.6058119963201776 10 1.7455280027406990 1.7455280027406996 1.7455280027406994 100 3.3856301402900502 3.3856301402900502 3.3856301402900502 1000 5.2496028524015959 5.2496028524015959 5.2496028524015959 1e+06 11.3833580861400492 11.3833580861400527 11.3833580861400527 lambert_w_test(): Normal end of execution. 19-Jun-2023 20:33:40