{def maprange
 {lambda {:a0 :a1 :b0 :b1 :s}
  {+ :b0 {/ {* {- :s :a0} {- :b1 :b0}} {- :a1 :a0}}}}}
-> maprange

{maprange 0 10 -1 0 5}
-> -0.5

{S.map {maprange 0 10 -1 0} {S.serie 0 10}}
->
0 maps to -1
1 maps to -0.9
2 maps to -0.8
3 maps to -0.7
4 maps to -0.6
5 maps to -0.5
6 maps to -0.4
7 maps to -0.30000000000000004
8 maps to -0.19999999999999996
9 maps to -0.09999999999999998
10 maps to 0