What is the relationship between frequency and period? - Physics …
2014年1月8日 · If you can walk around the block in 1/2 hour, (30 minutes) then you can do it 2 times in one hour. If you can walk around the block in 1/3 hour (20 minutes) then you can do it …
Prove $(A^T)^{-1}$ = $(A^{-1})^T$ whenever $A$ is invertible.
2013年5月12日 · Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for …
Why is the distance calculation multiplied by one half in this …
2010年6月24日 · When I learn physics I like to visualize what is happening in my head. I can understand why this problem is multiplied by t^2; from my rational it is to get (m/s^2) just to …
I need help to compute $\\int_1^{+\\infty} \\frac{1}{t\\sqrt{t^2 -1}} …
Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their …
Difference Between Capacitor Equations: q=Q (1-e^-t/RC)
2013年3月5日 · hey guys, have a quick question just wanted to know what is the difference between these two equations, i couldn't find anything on google q=Q(1-e^-t/RC) and q=Qe^ …
Laplace transform of $ t^{1/2}$ and - Mathematics Stack Exchange
Prove the following Laplace transforms: (a) $ \\displaystyle{\\mathcal{L} \\{ t^{-1/2} \\} = \\sqrt{\\frac{ \\pi}{s}}} ,s>0 $ (b) $ \\displaystyle{\\mathcal{L ...
matrices - Transpose of inverse vs inverse of transpose
2024年1月25日 · By the way, while what you say is technically true, what the OP asked for wasn't a proof of $(AB)^T=B^TA^T$, but $(A^{-1}))^T=(A^T)^{-1}$, and the latter equality does hold in …
recurrence relations - $T(n) = nT(n − 1), T(1) = 1$ for $n ≥ 1 ...
Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their …
matrices - Transpose of matrix inverse: $(AA^T)^{-1}A^Tb …
Stack Exchange Network. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their …
Convert cm^-1 to eV: Solve with Solution - Physics Forums
2005年4月14日 · The conversion factor to convert cm^-1 to eV is 1 cm^-1 = 0.00012398 eV. This can be derived from the relationship between energy and wavelength, where energy is equal …