Notes for AKT-140207/0:42:32: Difference between revisions

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(Created page with "'''Showing <math>\Psi(A) = A\wedge \mathrm{d}A</math> is invariant under <math>A\mapsto A + \mathrm{d}f</math>''' <center><math>\begin{align} \Psi(A + \mathrm{d}f) &= (A + \ma...")
 
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'''Showing <math>\Psi(A) = A\wedge \mathrm{d}A</math> is invariant under <math>A\mapsto A + \mathrm{d}f</math>'''
'''Showing <math>\Psi(A) = A\wedge \mathrm{d}A</math> is invariant under <math>A\mapsto A + \mathrm{d}f</math>'''


<center><math>\begin{align}
<center><math>\begin{align}
\Psi(A + \mathrm{d}f) &= (A + \mathrm{d}f)\wedge d(A + \mathrm{d}f)\\
\Psi(A + \mathrm{d}f) &= (A + \mathrm{d}f)\wedge \mathrm{d}(A + \mathrm{d}f)\\
&= (A + \mathrm{d}A)\wedge \mathrm{d}A,\;\;\;\;\; \mathrm{since \; d\circ d = 0}\\
&=
&= A\wedge \mathrm{d}A.
\end{align}</math> </center>
\end{align}</math> </center>

Latest revision as of 14:51, 18 July 2018

Showing is invariant under