Expression 4: StartRoot, 1 minus 0.5 squared , EndRoot equals StartRoot, left parenthesis, "y" minus 1 , right parenthesis squared plus 0.5 squared minus "y" squared , EndRoot1−0.52=y−12+0.52−y2
4
Expression 5: "f" left parenthesis, "x" , right parenthesis equals negative StartAbsoluteValue, StartFraction, StartRoot, 0.5 squared minus 0.2 5 squared , EndRoot Over 0.2 5 , EndFraction "x" , EndAbsoluteValue plus 1 left brace, StartAbsoluteValue, "x" , EndAbsoluteValue less than StartRoot, 0.5 squared minus 0.2 5 squared , EndRoot , right bracefx=−0.52−0.2520.25x+1x<0.52−0.252
5
Expression 6: negative "x" sine left parenthesis, theta Subscript, 1 , Baseline , right parenthesis plus "y" cosine left parenthesis, theta Subscript, 1 , Baseline , right parenthesis equals "f" left parenthesis, "x" cos left parenthesis, theta Subscript, 1 , Baseline , right parenthesis plus "y" sin left parenthesis, theta Subscript, 1 , Baseline , right parenthesis , right parenthesis−xsinθ1+ycosθ1=fxcosθ1+ysinθ1
6
Expression 7: "n" equals 3n=3
22
66
7
Expression 8: theta Subscript, 1 , Baseline equals StartFraction, 2 pi Over "n" , EndFraction times left bracket, 1 , ... , "n" , right bracketθ1=2πn·1,...,n