Mathematical model of seepage flow about waterlocks groundwork is set up, Infiltration room and haplont are ascertained too. Engineering example is given.
By mathematical deduction, an inductive method for treating kinetic data of high heat intensity pyrolysis of oik under non-isothermal conditions was presented.
Throughout the classical period they believed that man does not create the mathematical facts; they preexist. He is limited to ascertaining and recording them.