26 June 2025 03:40:30 PM sncndn_test(): C version Test sncndn(), to evaluate Jacobi elliptic functions. jacobi_cn_test(): jacobi_cn() evaluates the Jacobi elliptic function CN. U M Exact CN CN(U,M) 0.1000 0.0000 0.9950041652780258 0.9950041652780258 0.2000 0.0000 0.9800665778412416 0.9800665778412416 0.5000 0.0000 0.8775825618903726 0.8775825618903728 1.0000 0.0000 0.5403023058681397 0.5403023058681398 2.0000 0.0000 -0.4161468365471424 -0.4161468365471424 0.1000 0.5000 0.9950124626090582 0.9950124626090583 0.2000 0.5000 0.9801976276784098 0.9801976276784097 0.5000 0.5000 0.8822663948904403 0.8822663948904402 1.0000 0.5000 0.5959765676721407 0.5959765676721407 2.0000 0.5000 -0.1031836155277618 -0.103183615527762 0.1000 1.0000 0.9950207489532265 0.9950207489532266 0.2000 1.0000 0.9803279976447253 0.9803279976447253 0.5000 1.0000 0.8868188839700739 0.886818883970074 1.0000 1.0000 0.6480542736638853 0.6480542736638855 2.0000 1.0000 0.2658022288340797 0.2658022288340797 4.0000 1.0000 0.03661899347368653 0.03661899347368653 -0.2000 1.0000 0.9803279976447253 0.9803279976447253 -0.5000 1.0000 0.8868188839700739 0.886818883970074 -1.0000 1.0000 0.6480542736638853 0.6480542736638855 -2.0000 1.0000 0.2658022288340797 0.2658022288340797 jacobi_dn_test(): jacobi_dn() evaluates the Jacobi elliptic function DN. U M Exact DN DN(U,M) 0.1000 0.0000 1 1 0.2000 0.0000 1 1 0.5000 0.0000 1 1 1.0000 0.0000 1 1 2.0000 0.0000 1 1 0.1000 0.5000 0.9975093485144243 0.9975093485144244 0.2000 0.5000 0.9901483195224799 0.9901483195224799 0.5000 0.5000 0.9429724257773857 0.9429724257773857 1.0000 0.5000 0.8231610016315963 0.8231610016315963 2.0000 0.5000 0.7108610477840873 0.7108610477840874 0.1000 1.0000 0.9950207489532265 0.9950207489532266 0.2000 1.0000 0.9803279976447253 0.9803279976447253 0.5000 1.0000 0.8868188839700739 0.886818883970074 1.0000 1.0000 0.6480542736638853 0.6480542736638855 2.0000 1.0000 0.2658022288340797 0.2658022288340797 4.0000 1.0000 0.03661899347368653 0.03661899347368653 -0.2000 1.0000 0.9803279976447253 0.9803279976447253 -0.5000 1.0000 0.8868188839700739 0.886818883970074 -1.0000 1.0000 0.6480542736638853 0.6480542736638855 -2.0000 1.0000 0.2658022288340797 0.2658022288340797 jacobi_sn_test(): jacobi_sn() evaluates the Jacobi elliptic function SN. U M Exact SN SN(U,M) 0.1000 0.0000 0.09983341664682815 0.09983341664682815 0.2000 0.0000 0.1986693307950612 0.1986693307950612 0.5000 0.0000 0.479425538604203 0.479425538604203 1.0000 0.0000 0.8414709848078965 0.8414709848078965 2.0000 0.0000 0.9092974268256817 0.9092974268256817 0.1000 0.5000 0.09975068547462485 0.09975068547462485 0.2000 0.5000 0.1980217429819704 0.1980217429819704 0.5000 0.5000 0.4707504736556573 0.4707504736556573 1.0000 0.5000 0.8030018248956439 0.8030018248956439 2.0000 0.5000 0.9946623253580177 0.9946623253580177 0.1000 1.0000 0.09966799462495582 0.09966799462495582 0.2000 1.0000 0.197375320224904 0.197375320224904 0.5000 1.0000 0.4621171572600098 0.4621171572600097 1.0000 1.0000 0.7615941559557649 0.7615941559557649 2.0000 1.0000 0.9640275800758169 0.9640275800758169 4.0000 1.0000 0.999329299739067 0.999329299739067 -0.2000 1.0000 -0.197375320224904 -0.197375320224904 -0.5000 1.0000 -0.4621171572600098 -0.4621171572600097 -1.0000 1.0000 -0.7615941559557649 -0.7615941559557649 -2.0000 1.0000 -0.9640275800758169 -0.9640275800758169 sncndn_test(): Normal end of execution. 26 June 2025 03:40:30 PM