If you have more examples of style examples 1, 2 Γ(a,x)
Welcome to add for the Smath Community.
Enjoy, take care ... Jean.

Gamma [H.T. Davis, Lanczos].sm (112.89 KiB) downloaded 664 time(s).

Wrote

If you have more examples of style examples 1, 2 Γ(a,x)
Welcome to add for the Smath Community.
Enjoy, take care ... Jean.

Gamma [H.T. Davis, Lanczos].sm (112.89 KiB) downloaded 664 time(s).

With more suitable functions to SMath>=7822.
This file has much faster and correct algorithms.

Gamma [H.T. Davis, Lanczos_overlord].sm (62.36 KiB) downloaded 730 time(s).
Gamma [H.T. Davis, Lanczos_overlord].pdf (155.73 KiB) downloaded 349 time(s).

... slightly refreshed/refactored.
Cheers ... Jean

Gamma [H.T. Davis] ITERATED PRODUCT.sm (113.49 KiB) downloaded 704 time(s).