1[cmr]
2[cmmi]
3[alpha]
4[cmsy]
5[msam]
6[msbm]
7[stmary]
8[wasy]
9[line]
10[cmex]
11[math-cal]
12[math-frak]
13[math-bbb]
14[math-upgreek]
15[math-bold-1]
16[math-bold-2]
17[math-bold-cal]
18[long]
19[negate]
20[misc]
21