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[br]-2ln[((1+sinx)^1^/^2+1)/(sinx)^1^/^2][br]ln[(sinx)/((1+sinx)^1^/^2+1)^2][br]ln[(sinx)((1+sinx)^1^/^2-1)/((1+sinx)^1^/^2-1)((1+sinx)^1^/^2+1)((1+sinx)^1^/^2+1)][br]ln[(sinx)((1+sinx)^1^/^2-1)/(1+sinx-1)((1+sinx)^1^/^2+1)][br]ln[((1+sinx)^1^/^2-1)/((1+sinx)^1^/^2+1)][br]