Formulas within values, from, to, by attributes can be made up of these: Standard arithmetic operators: \uFFFD+\uFFFD, \uFFFD-\uFFFD, \uFFFD*\uFFFD, \uFFFD/\uFFFD, \uFFFD^\uFFFD, \uFFFD\uFFFD (mod) Constants: \uFFFDpi\uFFFD \uFFFDe\uFFFD Conditional operators: \uFFFDabs\uFFFD, \uFFFDmin\uFFFD, \uFFFDmax\uFFFD, \uFFFD?\uFFFD (if) Comparison operators: '==', '>=', '', '!=', '!' Trigonometric operators: \uFFFDsin()\uFFFD, \uFFFDcos()\uFFFD, \uFFFDtan()\uFFFD, \uFFFDasin()\uFFFD, \uFFFDacos()\uFFFD, \uFFFDatan()\uFFFD Natural logarithm \uFFFDln()\uFFFD Property references (host supported properties)...\uFFFDpi\uFFFD \uFFFDe\uFFFD Conditional operators: \uFFFDabs\uFFFD...