HTML과 유니코드에서의 수식표현

http://xahlee.org/comp/unicode_math_operators.html

http://en.wikipedia.org/wiki/Wikipedia:Mathematical_symbols

φ	φ=0.00	φ=0.25	φ=0.50	φ=0.75
0.000	0.050	0.050	0.050	0.050
0.250	0.245	0.186	0.146	0.124
0.500	0.604	0.444	0.321	0.253
0.750	0.889	0.729	0.550	0.431
1.000	0.985	0.914	0.763	0.624
1.250	0.999	0.983	0.904	0.790
1.500	1.000	0.998	0.971	0.903
1.750	1.000	1.000	0.994	0.963
2.000	1.000	1.000	0.999	0.989