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Mar 14, 2011 17:34

The good thing about doing my Physics coursework on Lissajous figures (and at one point, it did seem like the only good thing) is that it's hard to get stressed when you're watching complex knot-shapes revolving on an oscilloscope. It's very soothing.


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ooh the shiny, stuff

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Comments 17

kradie March 14 2011, 18:36:31 UTC
That is quite pretty. Wish I undertsood it...

Know what you mean about not being able to write coherent sentences. I've been like that for a long time, but it's starting to get better, thankfully. Hope it does so for you too.

In an attempt to make it better, a quote from The Adventuress of Henrietta Street. They're talking about the TARDIS:
"On one occasion Fitz even claimed it had its own opera house, although the Doctor quickly added that he’d only picked that up by accident, having intended to deliver it somewhere before forgetting all about it."

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laughinggas13 March 14 2011, 19:25:42 UTC
It is very pretty! (And as truth is beauty, and beauty truth, that is indeed all ye need to know, and about all I knew before I started this CW.) Basically, complex Lissajous figures show the frequency ratio between two signals. So that one's showing 150Hz from one signal generator and 200Hz from another, so a ratio of 3:4. Which you can see if you draw a line down one side and a line across the top - the ratio's shown by the number of loops touching the lines. And then there are special cases and nasty parametric equations that I'm meant to be deriving (which, um, help. I gave up maths for a reason!), but honestly most of my coursework involves taking photos of pretty patterns and going 'Yes, it is indeed a pretty pattern, and here's what I put in to make it like that'. Only with more references to 'the interaction of two perpendicular sinusoidal waves', because that makes it sound like I know what I'm doing ( ... )

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silvrey March 15 2011, 17:45:58 UTC
(AAAAAAAAAAAA MY FAVOURITE QUOTE EVER)

Sorry, I just had to be there.

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laughinggas13 March 15 2011, 20:34:39 UTC
:D I'm now rather embarrassed to admit that I can't remember who said it. I think Hitchhiker's Guide just attributes it to 'the poet', which is where I know it from.

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laughinggas13 March 14 2011, 20:30:03 UTC
They really do!

Yep, one way or another. :) And actually, it's all right now I'm no longer panicking about not having any graphs to analyse. But I'll be hanging on to the magic gnomes, thanks!

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silvrey March 15 2011, 17:47:23 UTC
Bacon. Mmmm.

Those do sound rather soothing, if rather testing when you sit down to actually do the work, maybe? My English coursework is giving me a rather large headache.

God, I am so hungry for bacon now you have no idea. <3

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laughinggas13 March 15 2011, 20:38:01 UTC
They really are. And as for work, well at the moment I have four pages of pictures and about 200 words in total. And my teacher seems to think I'm on the right lines. 0_o Then again, I do still need to derive the equations, which are scary and parametric and there was a reason I gave up maths. Oh well. Pretty, pretty pictures... *is a little hypnotised by them*

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silvrey March 15 2011, 20:49:46 UTC
*lol* Is that the same teacher who took you to CERN? The coursework pile never seems to deplete - ahh, English; ahh, Music; ahh, work! Oh lawd, equations.

Have you checked your email lately? I don't want to prompt you or anything but Warwick just got back to me, with an offer. : )

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laughinggas13 March 15 2011, 21:17:49 UTC
That would be the one. :) At this point, I'm not really sure to trust him with *anything*, but since he's also the one marking it ( ... )

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