X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~yarrgweb/git?a=blobdiff_plain;f=yarrg%2Fweb%2Fdocs;h=48a0062f70c6953d8744e5981ce5807875966a9d;hb=850e6582f48afb204e4f1d1710002a3bb6dac0a4;hp=24d9f165817fe95de8333067fb1027ac35d9bbfa;hpb=03d941b69511108bea1a2a20486f36e55c94d848;p=ypp-sc-tools.web-live.git
diff --git a/yarrg/web/docs b/yarrg/web/docs
index 24d9f16..48a0062 100755
--- a/yarrg/web/docs
+++ b/yarrg/web/docs
@@ -114,23 +114,30 @@ So you should specify your vessel capacity. You can enter things
like:
- sloop
-
- The capacity of a sloop, exactly
+
- The capacity of a sloop, leaving no allowance for rum and shot
+
- sloop - 1%
+
- The capacity of a sloop minus 1%
- 20t 13kl
-
- 20 tonnes (20,000kg), 13 kilolitres (13,000l)
+
- 13 tonnes (13,000kg), 20 kilolitres (20,000l)
- sloop - 100l 100kg
- The capacity of a sloop minus 100l, minus 100kg
- 2t plus 500kg minus 200kg
- 2300kg, with no limit on volume
+Evaluation is strictly from left to right.
+
+
Formally, the capacity is a list of terms, all but the first preceded
by one of -, minus, +,
plus. Each term may specify a mass and/or a volume
(separated by a space), as a number followed (without an intervening
space) by a unit (t, kg, kl or
-l). The first term may be a ship name or abbrevation
-instead. If the first term specifies only one of mass or volume, all
-the subsequent terms may only adjust that same value.
+l). Alternatively each term except the first may specify a
+percentage, which is applied as a percentage change to the answer from
+all the preceding terms. The first term may be a ship name or
+abbrevation instead. If the first term specifies only one of mass or
+volume, all the subsequent terms may only adjust that same value.
Expected losses