t*********n
发帖数: 1292 | 1 At time t, the value of these holdings will be
\Pi = V - S\frac{\partial V}{\partial S}.
Then why d\Pi=dV-dS\frac{\partial V}{\partial S}? It seems we do not have to
differentiate \frac{\partial V}{\partial S}. Any good explanation? |
w*****e
发帖数: 197 | 2 Get some decent mathematical finance textbook.
Do not follow John Hull's informal reasoning.
to
【在 t*********n 的大作中提到】
: At time t, the value of these holdings will be
: \Pi = V - S\frac{\partial V}{\partial S}.
: Then why d\Pi=dV-dS\frac{\partial V}{\partial S}? It seems we do not have to
: differentiate \frac{\partial V}{\partial S}. Any good explanation?
|
t*********n
发帖数: 1292 | 3 any recommendations?
【在 w*****e 的大作中提到】
: Get some decent mathematical finance textbook.
: Do not follow John Hull's informal reasoning.
:
: to
|
