GIF89av@@@,v0I8ͻ`(g[ @ `A1=`pk@#KA* ` >VBݵpQU} JvpF'+x~ M ,^X=T 6\B_oJ-5 [5|J- HTZc{eR Zŋh\w -YRҎ^իy\/TϺ lyxz0Ta`K#Y"z_$M_t<)Gm<\a>j$Qݪe ADuk lЉTQ9` "(!`%В6.rj6~j #/Q0JTϲhӪ]VC! MathType0017 q=sin -1 (y/L);