[see also: common, customary, familiar, usual]
Using the standard inner product we can identify H with H*.
The standard proofs proceed via the Cauchy formula.
A standard verification shows that......
Let us sketch the proof of the first estimate, which is a variation of standard arguments.
Go to List of words starting with:
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
Y
Z