2 commits

Author	SHA1	Message	Date
Simon Brooke	6ee9f9b59a	Begun work on bignums; changed integer size to 64 bits ... I'm fairly sure the size of a long int on my machines is 64 bit anyway, but for portability it needs to be explicit.	2018-12-25 13:18:37 +00:00
Simon Brooke	4c9fdfc3db	Added ratio numbers ... (but some arithmetic is now broken)	2018-12-23 20:02:38 +00:00