RosettaCodeData/Task/Map-range/OCaml/map-range-1.ml

9 lines
266 B
OCaml

let map_range (a1, a2) (b1, b2) s =
b1 +. ((s -. a1) *. (b2 -. b1) /. (a2 -. a1))
let () =
print_endline "Mapping [0,10] to [-1,0] at intervals of 1:";
for i = 0 to 10 do
Printf.printf "f(%d) = %g\n" i (map_range (0.0, 10.0) (-1.0, 0.0) (float i))
done