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Text File  |  1994-04-09  |  923b  |  20 lines
  1. "AST3CAL3 EQUATION VARIABLE |D 5 5D|","04-10-1994","01:07:13"
  2. "COMMRATIO=SIGN(TERM#B/TERM#A)*EXP(LOG(ABS((TERM#B/TERM#A)))/(INDEX#B-INDEX#A)) TERM#1=TERM#A*COMMRATIO^(INDEX#A-1) TERM#2=TERM#1*COMMRATIO TERM#3=TERM#1*COMMRATIO^2 TERM#4=TERM#1*COMMRATIO^3 TERM#N=TERM#1*COMMRATIO^(N-1) SUM=TERM#1*(COMMRATIO^N-1)/(COMMRATIO-1)"
  3. "GEOMETRIC PROGRESSION. A sequence of numbers in which any      number, or term, after the first can be obtained by multiplying its predecessor by a fixed number COMMRATIO.  Example 12, -24, 48, -96... or 27, 9, 3, 1...   Tosolve for progression enter any two term positions INDEX#A and INDEX#B and theirvalues TERM#A and TERM#B. TERM#N is the value for any index N and SUM is the sumof the progression up to and including term N. Type (F2) to return to helpfile."
  4. 12
  5. -2,0,""
  6. 12,0,""
  7. -24,0,""
  8. 48,0,""
  9. -96,0,""
  10. -6144,0,""
  11. -4092,0,""
  12. -24,0,""
  13. 12,0,""
  14. 2,0,""
  15. 1,0,""
  16. 10,0,""
  17. 1
  18. 0
  19. 0
  20.