運算式 17: "g" Subscript, "i" , Baseline left parenthesis, "x" , "b" , right parenthesis equals StartFraction, left parenthesis, negative sgn left parenthesis, sgn left parenthesis, "x" , right parenthesis plus 0.5 , right parenthesis plus 1 , right parenthesis pi Over 2ln left parenthesis, StartAbsoluteValue, "b" , EndAbsoluteValue , right parenthesis , EndFractiongix,b=−sgnsgnx+0.5+1π2lnb
17
運算式 18: Start integral from 0 to "x" , end integral, StartFraction, sin left parenthesis, "k" , right parenthesis Over "x" Subscript, "p" , Baseline left parenthesis, "k" , "k" , right parenthesis , EndFraction "d" "k"∫x0sinkxpk,kdk
18
運算式 19: Start integral from 0 to "x" , end integral, StartFraction, sin left parenthesis, "k" , right parenthesis Over "i" left parenthesis, "k" , "k" , right parenthesis , EndFraction "d" "k"∫x0sinkik,kdk
19
運算式 20: StartFraction, sin left parenthesis, "x" , right parenthesis Over "x" Subscript, "p" , Baseline left parenthesis, "x" , "x" , right parenthesis , EndFractionsinxxpx,x
20
運算式 21: StartFraction, sin left parenthesis, "x" , right parenthesis Over "i" left parenthesis, "x" , "x" , right parenthesis , EndFractionsinxix,x
