I am sure that the growth of Mathematics in a country is, as history shows, only possible if the mathematicians in that country mathematically understand and stimulate each other.

Please remove spaces between words.
IamsurethatthegrowthofMathematicsinacountryis,ashistoryshows,onlypossibleifthemathematiciansinthatcountrymathematicallyunderstandandstimulateeachother.