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I'm not sure what an x with a dot anove it is.

Lateralus359 · 2009-04-28 12:12:02

Just having a problem with some lagrangian equations where this x or an s with a dot above it keeps popping up. Any help it what it means or how it is got would be extremly helpful.

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28-04-2009 1:12pm

#1

Lateralus359

Closed Accounts Posts: 19 ✭

Join Date: April 2009

Posts: 15

Just having a problem with some lagrangian equations where this x or an s with a dot above it keeps popping up. Any help it what it means or how it is got would be extremly helpful.

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#2 28-04-2009 1:17pm
Cokehead Mother

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dx/dt afaik

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#3 28-04-2009 1:35pm
Lateralus359

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Join Date: April 2009

Posts: 15

Ah it all makes sense now!

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#4 03-05-2009 10:36pm
SteelyDanJalapeno

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Posts: 14062

Yep

. = dx/dt

.. = d2x/dt2

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