question: What was the problem of computers solving fluid dynamics ?
answer: they tried to put too many computational grid points at regions of sharp discontinuity ( shock waves )
turker_answer: The problem of computers solving fluid dynamics was they tried to put too many computational grid points at regions of sharp discontinuity ( shock waves ) .
rule-based: The problem of computers solving fluid dynamics was they tried to put too many computational grid points at regions of sharp discontinuity ( shock waves .