Recent content by bpcraig

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    Relationship between radius of curvature and slope

    Hello all, We know that for some well-behaved, smooth/continuous, twice differentiable function of x, f[x] there exists at each point a slope (f ' [x]) and a radius of curvature \rho [x]=\frac{\left(1+f'[x]^2\right)^{\frac{3}{2}}}{f\text{''}[x]} It also seems intuitive to think that at...
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    Finding Function with Definite Integral & Arc Length

    Sorry, latex is being weird. I'm currently trying to come up with a way to find an equation that satisfies: s=\int_a^b \sqrt{(f'[x])^2+1} \, dx Which is arc length and G=\int_a^b f[x] \, dx which is area under the curve where A and s are known values, and f[a]=A, f[b]=B...
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    Solve Nonlinear First Order Differential Equation | y'(t)=y(t)^3+f(t)

    Maybe I'm just dumb... y'(t)=y(t)^3+f(t) find y(t) Thanks...
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