Expression 2: "P" ( "x" , "n" ) equals StartAbsoluteValue, "x" , EndAbsoluteValue Superscript, "n" , Baseline signum ( "x" )P(x,n)=xnsign(x)
2
Expression 3: StartFraction, pi Over 2 , EndFraction "x" positive left parenthesis, 1 minus StartFraction, pi Over 2 , EndFraction , right parenthesis "P" left parenthesis, "x" , "e" , right parenthesisπ2x+1−π2Px,e