Skip to main content
Home
Add a Definition
UrbanDictionary.store
Blog
Advertise
User Settings
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
#
Definitions by William The third
du
Share definition
Flag
common
short hand
in calculus to
indicate
the
derivative
of u
u =
sin
x
du =
cos
x dx
du
by
William The third
June 11, 2006
0
0
Get merch
Shuffle