code: def annealing_exp(start:Number, end:Number, pct:float)->Number:
      "Exponentially anneal from `start` to `end` as pct goes from 0.0 to 1.0."
      return start * (end/start) ** pcf annealing_exp(start:Number, end:Number, pct:float)->Number:
      "Exponentially anneal from `start` to `end` as pct goes from 0.0 to 1.0."
      return start * (end/start) ** pct
docs: Exponentially anneal from `start` to `end` as pct goes from 0.0 to 1.0.