Expression 8: "p" equals left parenthesis, StartFraction, "a" Over 12 , EndFraction , right parenthesis cubed minus 3 left parenthesis, StartFraction, "a" Over 12 , EndFraction , right parenthesis left parenthesis, StartFraction, "c" Over 12 , EndFraction , right parenthesis plus 2 left parenthesis, StartFraction, "b" Over 16 , EndFraction , right parenthesis squaredp=a123−3a12c12+2b162
8
Expression 9: "L" equals negative 2 left parenthesis, StartFraction, "a" Over 12 , EndFraction , right parenthesis plus Start Cube Root, "p" plus StartRoot, "p" squared minus "q" cubed , EndRoot , End Cube Root plus StartFraction, "q" Over Start Cube Root, "p" plus StartRoot, "p" squared minus "q" cubed , EndRoot , End Cube Root , EndFractionL=−2a12+3p+p2−q3+q3p+p2−q3
Expression 12: "l" plus "i" phi Subscript, 2 , Baseline StartRoot, StartFraction, StartNestedFraction, "d" NestedOver "d" "x" , EndNestedFraction "f" with "x" equals "l" Over 4 "l" , EndFraction , EndRootl+iϕ2ddxfwithx=l4l
12
Expression 13: "l" plus "i" phi Subscript, 2 , Baseline StartRoot, StartFraction, "b" Over 4 "l" , EndFraction plus StartFraction, "a" Over 2 , EndFraction plus "l" squared , EndRootl+iϕ2b4l+a2+l2