From: Jay Belanger Date: Fri, 17 Aug 2007 19:55:46 +0000 (+0000) Subject: (math-standard-units): Give exact conversion for tsp. X-Git-Tag: archive/raspbian/1%29.2+1-2+rpi1~1^2~421^2~17358 X-Git-Url: https://dgit.raspbian.org/%22http:/www.example.com/cgi/%22https:/www.github.com/%22bookmarks:///%22http:/www.example.com/cgi/%22https:/www.github.com/%22bookmarks:/?a=commitdiff_plain;h=000f37488a63f46accf98e01a36a52474deca29c;p=emacs.git (math-standard-units): Give exact conversion for tsp. --- diff --git a/lisp/calc/calc-units.el b/lisp/calc/calc-units.el index ae94fc43ae1..3724490169a 100644 --- a/lisp/calc/calc-units.el +++ b/lisp/calc/calc-units.el @@ -89,7 +89,9 @@ ( ozfl "2 tbsp" "Fluid Ounce" ) ( floz "2 tbsp" "Fluid Ounce" ) ( tbsp "3 tsp" "Tablespoon" ) - ( tsp "4.92892159373 ml" "Teaspoon" ) ;; (approx) ESUWM + ;; ESUWM defines a US gallon as 231 in^3. + ;; That gives the following exact value for tsp. + ( tsp "492892159375*10^(-11) ml" "Teaspoon" ) ( vol "tsp+tbsp+ozfl+cup+pt+qt+gal" "Gallons + ... + teaspoons" ) ( galC "galUK" "Canadian Gallon" ) ( galUK "454609*10^(-5) L" "UK Gallon" ) ;; NIST