運算式 25: "y" Subscript, "p" "o" "s" "i" "t" "i" "o" "n" , Baseline left parenthesis, "x" , right parenthesis equals left brace, "x" greater than 0 : "a" Subscript, 0 , Baseline times "p" Subscript, 0 , Baseline plus "a" Subscript, 1 , Baseline times "p" Subscript, 1 , Baseline plus "a" Subscript, 2 , Baseline times "v" Subscript, 0 , Baseline , right braceypositionx=x>0:a0·p0+a1·p1+a2·v0
25
運算式 26: "y" Subscript, "v" "e" "l" "o" "c" "i" "t" "y" , Baseline left parenthesis, "x" , right parenthesis equals left brace, "x" greater than 0 : "b" Subscript, 0 , Baseline times "p" Subscript, 0 , Baseline plus "b" Subscript, 1 , Baseline times "p" Subscript, 1 , Baseline plus "b" Subscript, 2 , Baseline times "v" Subscript, 0 , Baseline , right braceyvelocityx=x>0:b0·p0+b1·p1+b2·v0
26
運算式 27: left parenthesis, 0 , "y" Subscript, "p" "o" "s" "i" "t" "i" "o" "n" , Baseline left parenthesis, max left parenthesis, 0 , "t" Subscript, "s" "p" "r" "i" "n" "g" , Baseline , right parenthesis , right parenthesis , right parenthesis0,ypositionmax0,tspring
27
運算式 28: left parenthesis, "t" Subscript, "s" "p" "r" "i" "n" "g" , Baseline , "y" Subscript, "p" "o" "s" "i" "t" "i" "o" "n" , Baseline left parenthesis, "t" Subscript, "s" "p" "r" "i" "n" "g" , Baseline , right parenthesis , right parenthesistspring,ypositiontspring
