PNG  IHDR&B0PLTE@@@ftRNSS pHYsetEXtTitleInftyEditor MathImageytEXtAuthorAdministrator*2tEXtDescription $ m\geq 2, a_{00}\equiv 1{\rm mod}2 $:3KtEXtCopyrightInftyProject@$tEXtCreation Time r'rr'rr IDATxmr  z= v.,ŚNl&_*ﳻKaٛf٬xHo7 85  *1~X!G #Cε^cA*M”e\!=3C8S$U]P΍ q|=F~AzɒP:» 5F%v9W zXĶWA9ĸjρWNS#6CfC;ƋtjRۨ612CP%6X,= UH0nV/aJ_Rӫ4+j?„ ƪ 4k?-w ?%":2(zB.蘮hFU^O ]~qa~f,>pȱ0vC4ŏ6x҃v 04\7ht0җ?܋2>^3IENDB`