ifundefinedselectfont latexerr`exscale' style option can only be used with the new font selection schemeeha @fontshapecmexmn<5>cmex7<6>cmex7<7>cmex7<8>cmex8<9>cmex9<10>cmex10<11>cmex10 at10.95pt<12>cmex10 at12pt<14>cmex10 at14.4pt<17>cmex10 at17.28pt<20>cmex10 at20.74pt<25>cmex10 at24.88pt @mathgroup@normal3cmexmn @mathgroup@bold3cmexmn