pkg math, const SmallestNonzeroFloat64 ideal-float
pkg math, const Sqrt2 ideal-float
pkg math, const SqrtE ideal-float
pkg math, const SqrtPhi ideal-float
pkg math, const SqrtPi ideal-float
pkg math, func Abs(float64) float64
pkg math, func Acos(float64) float64
pkg math, func Acosh(float64) float64
pkg math, func Asin(float64) float64
pkg math, func Asinh(float64) float64
pkg math, func Atan(float64) float64

$rfs-base-font-size unit\n$rfs-base-font-size-unit: unit($rfs-base-font-size);\n\n@function divide($dividend, $divisor, $precision: 10) {\n  $sign: if($dividend > 0 and $divisor > 0 or $dividend < 0 and $divisor < 0, 1, -1);\n  $dividend: abs($dividend);\n  $divisor: abs($divisor);\n  @if $dividend == 0 {\n    @return 0;\n  }\n  @if $divisor == 0 {\n    @error \"Cannot divide by 0\";\n  }\n  $remainder: $dividend;\n  $result: 0;\n  $factor: 10;\n  @while ($remainder > 0 and $precision >= 0) {\n    $quotient:...