On 14-2-2010 14:10, Andreas Harder wrote:
\startluacode
local floor = math.floor
local round = function(n) return floor(1000*n+0.5)/1000 end
sqrt = math.sqrt
pi = math.pi
function my_equation(s, r)
r = round(r)
r = tostring(r)
tex.print(s:gsub("*", "$·$") .. "=" .. r:gsub("%.", ","))
end
\stopluacode
beware, this creates (and possibly overloads) sqrt, pi and my_equation
as gobals
Hans
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Hans Hagen | PRAGMA ADE
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