Cubic Hermite Spline Demo | Desmos

Expression 5: "b" equals StartFraction, tan left parenthesis, theta Subscript, 2 , Baseline , right parenthesis plus 2 "c" Over negative "D" , EndFraction

equals

negative 0.4 0 4 4 5 5 7 8 5 2 3

5

Expression 6: "c" equals tangent theta Subscript, 1 , Baseline

equals

0.8 4 2 2 8 8 3 8 0 4 6 3

6

Expression 7: "h" left parenthesis, "x" , right parenthesis equals left brace, 0 less than "x" less than "D" : "a" "x" cubed plus "b" "x" squared plus "c" "x" , right brace

7

Expression 8: "l" Subscript, 1 , Baseline left parenthesis, "x" , right parenthesis equals left parenthesis, tan theta Subscript, 1 , Baseline , right parenthesis "x"

8

Expression 9: "l" Subscript, 2 , Baseline left parenthesis, "x" , right parenthesis equals left parenthesis, tan theta Subscript, 2 , Baseline , right parenthesis left parenthesis, "x" minus "D" , right parenthesis

9

Expression 10:

10

11

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