package Ġru . by prog miner . comp math . lab 4 . math Ċ Ċ import Ġru . by prog miner . comp math . lab 4 . expression . Expression Ċ Ċ interface ĠInterpol ation Method Ġ{ ĊĊĠĠĠ Ġfun Ġinterpolate ( expression : ĠExpression , Ġpoints : ĠSet < Double >): ĠExpression ĊĠĠĠ Ġfun Ġinterpolate ( points : ĠMap < Double , ĠDouble >, Ġvariable : ĠString ): ĠExpression Ċ } Ċ