description: to-value |x> if the value is a float, remove from the ket, and apply it to the coefficient otherwise, return the ket unchanged examples: to-value |> |> to-value |19> 19| > to-value |age: 33.5> 33.5|age> to-value |cat: val> |cat: val> to-value |cat1: cat2: 13> 13|cat1: cat2> see also: to-category, push-float, pop-float