Environmental Engineering Reference
In-Depth Information
x , y
spatial coordinates
W ( t )
Wiener process
r |
z
distance function, z
=|
r
Z ( t )
compound Poisson process
C.3 Mathematical symbols
partial derivative
d
ordinary derivative
derivative with respect to the argument, e.g.,
F (
φ m )
=
d F (
φ
)
/
d
φ | φ = φ m
functional derivative
·
expectation
|·|
absolute value
summation
(
·
)
term of a lower order of magnitude of the argument
2
2
φ =
2
φ/∂
x 2
+
2
φ/∂
y 2
Laplacian operator,
4
4
φ =
4
φ/∂
x 4
+
4
φ/∂
x 2
y 2
+
4
φ/∂
y 4
biharmonic operator,
2
C.4 Acronyms
1D
one-dimensional
2D
two-dimensional
3D
three-dimensional
CDIMA
chlorine dioxide iodide malonic acid
CV
coefficient of variation
DMN
dichotomous Markov noise
DO
Dansgaard-Oeschger
O-U
Ornstein-Uhlenbeck
pdf
probability density function
SNR
signal-to-noise ratio
SST
sea-surface temperature
UCNA
unified colored-noise approximation
VPT
van den Broeck-Parrondo-Toral
WSN
white shot noise
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