User:Plutor/Math sandbox
From Wikipedia, the free encyclopedia
I use this page to create LaTeX math images for random things. See Help:Formula for documentation.
Contents |
![\sigma_0 = \langle\sigma_m\rangle \approx \int_0^{\varepsilon_0} {\rm d}\varepsilon_0 \left\lbrace 2\kappa\frac{n(\varepsilon_0)-n(\infty)}{n(0)-n(\infty)} +\alpha\left[ v_p(\varepsilon_0)-v_p^\max(\varepsilon_0) \right] \right\rbrace](../../../math/1/a/6/1a60cc33f6fd2158bd5a5b8fa712d7bb.png)
[edit] Carrying change
2.7 miles = 1.35 hours
1 lb = 453.59237 g
penny = 2.5g = 250 g/$
= 0.551155655 lb/$ * 1.35 cal/lb*day
= 0.74406013425 cal/$*day
Value-density of a penny:
Energy used carrying a penny around for a day:
[edit] When is Powerball worth it?
For http://plutor.org/blog/2006/02/15/when-is-powerball-worth-it/
