if not modules then modules = { } end modules ['l-math'] = { version = 1.001, comment = "companion to luat-lib.mkiv", author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", copyright = "PRAGMA ADE / ConTeXt Development Team", license = "see context related readme files" } local floor, sin, cos, tan = math.floor, math.sin, math.cos, math.tan if not math.ceiling then math.ceiling = math.ceil end if not math.round then function math.round(x) return floor(x + 0.5) end end if not math.div then function math.div(n,m) return floor(n/m) end end if not math.mod then function math.mod(n,m) return n % m end end local pipi = 2*math.pi/360 if not math.sind then function math.sind(d) return sin(d*pipi) end function math.cosd(d) return cos(d*pipi) end function math.tand(d) return tan(d*pipi) end end if not math.odd then function math.odd (n) return n % 2 ~= 0 end function math.even(n) return n % 2 == 0 end end