Posts by admin
18
Feb
Is $\frac{\textrm{d}y}{\textrm{d}x}$ not a ratio?
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By
admin
Not exactly. Although dydxdfrac{dy}{dx}dxdy looks like a ratio, it is defined as a limit:dydx=limΔx→0ΔyΔx.frac{dy}{dx} = lim_{Delta x...