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1 answer
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For which lower bound of integration $a$ does a definite integral of $f(x)$ from $a$ to $x$ equal its antiderivative $F(x)$ with $C=0$?

For an arbitrary antidifferentiable function $f(x)$, my goal is to construct a definite integral of $f(x)$: $$ \int_a^x f(t) dt $$ which is equal to one of the infinitely-many antiderivatives of $f(x)$...
Brovidio's user avatar
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0 answers
21 views

$1/x$ simple integral with different starting conditions

I simply want to test: $\displaystyle{\int} \dfrac{1}{T_0\,-\Gamma(h-h_0)}\,\mathrm{dh}$ with $T(h_0) = T_0$ is the same as $\displaystyle{\int_{h_0}^{h}} \dfrac{1}{T_0\,-\Gamma(h-h_0)}\,\mathrm{dh}$ ...
Leon's user avatar
  • 1,117
1 vote
0 answers
74 views

Fixing the bounds of an indefinite integral

Question: $$\frac{\partial^2 u}{\partial x^2}-\frac{\partial^2 u}{\partial t^2}=f(x,t) \qquad \qquad u(x,0)=\frac{\partial u}{\partial t}(x,0)=0$$ Solve this equation, writing the solution in the ...
glowstonetrees's user avatar