?? qsimp.txt
字號:
Sub QSIMP(A, B, S)
EPS = 0.000001
JMAX = 20
OST = -1E+30
OS = -1E+30
For J = 1 To JMAX
Call TRAPZD(A, B, ST, J)
S = (4# * ST - OST) / 3#
If Abs(S - OS) < EPS * Abs(OS) Then Exit Sub
OS = S
OST = ST
Next J
Print "Too many steps."
End Sub?? 快捷鍵說明
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