WellCAD Basics - Advanced Logic Technology

496 - APPENDIX C
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Abbreviation Description Example
Abs Absolute value Abs (-3.1415) = 3.1415
Acos Arc Cosine (in RAD) ACos (0.5) = 1.0472
Asin Arc Sine (in RAD) ASin (0.5) = 0.5236
Atan Arc Tangent (in RAD) ATan (0.5) = 0.4636
Atan2( , ) Arc Tangent of y/x ATan(3/2)=0.98
AveInt( , , ) Arithm. Mean of depth interval AveInt({GR}, 10, 20)
Ceil Round to highest integer Ceil (3.1415) = 4
Clip Clips the current value to min or
max of interval limits
Clip({Grindex},0,1)
Cos Cosine (in RAD) Cos (0) = 1
Cosh Hyperbolic Cosine () Cosh(0.5) = 1.1276
Deg Convert Rad to Deg Deg (3.1415) = 180
Diff(A ,N ) Calculates the difference
between values n/2 samples
above and below the current
sample of log A
Diff({Temp},2)
Exp e ^ x Exp (10) = 22026.4658
Floor Round to lowest integer Floor (3.1415) = 3
Grad(A, N) Calculates the gradient between
values found n/2 sample above
and below the current data point
of log A.
Grad({Temp},4)
J0 Bessel function J0 J0(1) = 0.76520
J1 Bessel function J1 J1(1) = 0.44005
Ln Neperean logarithm Ln (10) = 2.3026
Log Decimal logarithm Log (10) = 1
LogBase(A,B) Logarithm of argument and
custom base
LogBase(10,2)=3.3219
NEXT(A , N) Returns the value found N
samples below the current depth
position
NEXT({Temp}, 1)
PREV(A, N) Returns the value found N
samples above the current depth
position
PREV({Temp}, 2)