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Text File  |  1995-10-08  |  599b  |  61 lines
  1. Exp9
  2. 2
  3. A*EXP(B*X)
  4.  
  5. Exp10
  6. 2
  7. A+B*EXP(C*X)
  8.  
  9. Exp11
  10. 2
  11. A+B*X+EXP(C+D*X)
  12.  
  13. Log8
  14. 2
  15. A*LN(B*X)
  16.  
  17. Log9
  18. 2
  19. A+B*LN(C*X)
  20. Constrain: X > 0;  Only solvable with fitmethod Marquardt 
  21. Power1
  22. 2
  23. A*X^B
  24.  
  25. Power2
  26. 2
  27. A+B*X^C
  28.  
  29. Hyp13
  30. 2
  31. A/(B+X)
  32.  
  33. Hyp14
  34. 2
  35. A*X/(B+X)
  36.  
  37. Hyp15
  38. 2
  39. X/(A+X)
  40.  
  41. Gauss
  42. 2
  43. A*EXP(-1*((X-B)/C)^2)
  44. Bell-shaped curve:   A = Amplitude, B = Central Position, C = Scattering
  45. Parabolic1
  46. 2
  47. (A+B*X+C*X^2)^0.5
  48.  
  49. Parabolic2
  50. 2
  51. 1/(A+B*X+C*X^2)
  52.  
  53. Parabolic3
  54. 2
  55. X/(A+B*X+C*X^2)
  56.  
  57. S_Curve
  58. 2
  59. A/(1+EXP(B*(X-C)))+D
  60. S-shape curve: A=Amplitude, C=Central Position (see example 3)
  61.