I think art is art for its own sake, if you have a tool and decorate it, that would be a combination of a functional tool and art. Mathematics and derivatives i

I think art is art for its own sake, if you have a tool and decorate it, that would be a combination of a functional tool and art. Mathematics and derivatives in particular have enormous practical value yet many aspects of mathematics is pure art. Logic as art would be music, logical scales of sounds is definable an art. I have lost the thread of what I was saying so will leave my comment unpolished as performance art :)