In mathematics <http://en.wikipedia.org/wiki/Mathematics> , negative numbers in any base are represented by prefixing them with a − sign. However, in computer hardware <http://en.wikipedia.org/wiki/Hardware> , numbers are represented in binary only without extra symbols, requiring a method of encoding <http://en.wikipedia.org/wiki/Code> the minus <http://en.wikipedia.org/wiki/Minus_sign> sign. Gwelaf fod “”Cmptr: signed integer, cyfanrif arwyddedig” yn GyrA, ond efallai gall rhywun awgrymu Cymro/Cymraes sy’n hyddysg yn y maes. Ann _____ From: Discussion of Welsh language technical terminology and vocabulary [mailto:[log in to unmask]] On Behalf Of Claire Richards Sent: 12 September 2011 12:46 To: [log in to unmask] Subject: signed decimal number Ym maes cyfrifiaduron. “Signed” yw’r gair sy’n achosi’r pen tost mwyaf. Rhagor o stwff yma http://manuals.sybase.com/onlinebooks/group-iq/iqg1250e/iqref/@Generic__BookTextView/23134;pt=22965 (nad ydw i’n ei ddeall). Gweler o dan BIGINT. Claire Mae Pennawd Cyf yn gwmni cyfyngedig wedi'i gofrestru yng Nghymru a Lloegr o dan y rhif cofrestru 4276774, a chyfeiriad y swyddfa gofrestredig yw 27A Heol Merthyr, yr Eglwys Newydd, Caerdydd, CF14 1DA. Pennawd Cyf is a limited company registered in England and Wales under the number 4276774, and the address of the registered office is 27A Merthyr Road, Whitchurch, Cardiff, CF14 1DA