Cool Failure 1| Desmos

式16: "x" Subscript, 2 , Baseline equals "R" Subscript, "o" "t" "a" "t" "e" "x" "y" , Baseline . "x"

式17: "y" Subscript, 2 , Baseline equals "R" Subscript, "o" "t" "a" "t" "e" "x" "y" , Baseline . "y"

式18: "z" Subscript, 2 , Baseline equals "z" Subscript, 1 , Baseline

式19: left parenthesis, "x" Subscript, 2 , Baseline , "z" Subscript, 2 , Baseline , right parenthesis

定義域t最小値:

less than or equal to "t" less than or equal to

定義域t最大値: 2 pi

式20: "R" Subscript, "o" "t" "a" "t" "e" "y" "z" , Baseline equals "R" Subscript, "o" "t" "a" "t" "e" , Baseline left parenthesis, left parenthesis, "y" Subscript, 1 , Baseline , "z" Subscript, 1 , Baseline , right parenthesis , "b" Subscript, "e" "t" "a" , Baseline , right parenthesis

定義域t最小値:

less than or equal to "t" less than or equal to

定義域t最大値:

式21: "b" Subscript, "e" "t" "a" , Baseline equals 2.5 2

2 pi

式22: "x" Subscript, 3 , Baseline equals "x" Subscript, 1 , Baseline

式23: "y" Subscript, 3 , Baseline equals "R" Subscript, "o" "t" "a" "t" "e" "y" "z" , Baseline . "x"

式24: "z" Subscript, 3 , Baseline equals "R" Subscript, "o" "t" "a" "t" "e" "y" "z" , Baseline . "y"

式25: "X" Subscript, "r" "e" "v" "i" "s" "e" "d" , Baseline left parenthesis, theta , phi , right parenthesis equals cosine left parenthesis, theta plus "a" Subscript, "l" "p" "h" "a" , Baseline , right parenthesis times cosine left parenthesis, phi , right parenthesis

式26: "Y" Subscript, "r" "e" "v" "i" "s" "e" "d" , Baseline left parenthesis, theta , phi , right parenthesis equals cosine left parenthesis, theta , right parenthesis times sine left parenthesis, "a" Subscript, "l" "p" "h" "a" , Baseline positive phi , right parenthesis times cosine left parenthesis, "b" Subscript, "e" "t" "a" , Baseline , right parenthesis minus sine left parenthesis, theta , right parenthesis times sine left parenthesis, "b" Subscript, "e" "t" "a" , Baseline , right parenthesis

式27: "Z" Subscript, "r" "e" "v" "i" "s" "e" "d" , Baseline left parenthesis, theta , phi , right parenthesis equals cosine left parenthesis, theta , right parenthesis times sine left parenthesis, "b" Subscript, "e" "t" "a" , Baseline , right parenthesis times sine left parenthesis, phi plus "a" Subscript, "l" "p" "h" "a" , Baseline , right parenthesis plus sine left parenthesis, theta , right parenthesis times cosine left parenthesis, "b" Subscript, "e" "t" "a" , Baseline , right parenthesis

式28: "x" Subscript, 4 , Baseline equals "X" Subscript, "r" "e" "v" "i" "s" "e" "d" , Baseline left parenthesis, "P" . "x" , "P" . "y" , right parenthesis

式29: "y" Subscript, 4 , Baseline equals "Y" Subscript, "r" "e" "v" "i" "s" "e" "d" , Baseline left parenthesis, "P" . "x" , "P" . "y" , right parenthesis

式30: "z" Subscript, 4 , Baseline equals "Z" Subscript, "r" "e" "v" "i" "s" "e" "d" , Baseline left parenthesis, "P" . "x" , "P" . "y" , right parenthesis

式31: left parenthesis, "x" Subscript, 4 , Baseline , "z" Subscript, 4 , Baseline , right parenthesis

定義域t最小値:

less than or equal to "t" less than or equal to

定義域t最大値: 2 pi

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