Expression 6: "r" less than or equal to "R" left brace, 0 less than or equal to theta less than alpha , right bracer≤R0≤θ<α
00
domain \theta Minimum:
less than or equal to theta less than or equal to≤θ≤
21602160
domain \theta Maximum:
6
Expression 7: "y" equals "x" tangent alpha left brace, 0 less than or equal to "x" less than or equal to "R" cos alpha , right bracey=xtanα0≤x≤Rcosα
7
Expression 8: "y" equals "x" tangent alpha left brace, 0 greater than or equal to "x" greater than or equal to "R" cos alpha , right bracey=xtanα0≥x≥Rcosα
8
Expression 9: left parenthesis, "R" cos "t" , "R" sin "t" left brace, 0 less than or equal to "t" less than or equal to alpha , right brace , right parenthesisRcost,Rsint0≤t≤α
domain t Minimum: 00
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: 360360
9
Expression 10: left parenthesis, "t" "R" cos 0 , "R" sin 0 , right parenthesistRcos0,Rsin0
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
10
Expression 11: left parenthesis, "t" "R" cos alpha , "t" "R" sin alpha , right parenthesistRcosα,tRsinα
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤