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1) SIGMA(E2) IS THE TOTAL E2 CROSS SECTION NEAR THE PEAK OF THE TOTALCROSS SECTION IN 3HE AND FOUND TO BE ABOUT 12+-5% OF THE TOTAL CROSS SECTION. 2) B1=B(1),B2=B(2),B3=B(3),B4=B(4). SIGMA-TOTAL=4*3.14159*A0. SUM(L):DENOTES THE SUMMATION OVER L.