Forums > Advanced Poi Moves > Cyclic deconstructionism within the framework post-modernist poi

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colemanSILVER Member
big and good and broken
7,330 posts
Location: lunn dunn, yoo kay, United Kingdom


Posted:
so i hang around loads in poi moves but have never really contributed anything more than variations and clarifications.
my intention was always to share ideas through video but i have neither the time right now nor the skills to put together what i would like to.
so no video, yet i still fail to post about new stuff so here is my attempt to rectify that

i have been playing around with some poi recently and have been swinging lots of moves with pendula (or pendulums if you want to be wrong ).

i think they are fun for these reasons:
firstly you have less control - the speed of the poi is dependent on the length of the string all of a sudden.
secondly, don't some of you just get bored of circles sometimes...?

started off doing these by spinning a buzzsaw and taking one poi higher up (from the side view you get two stacked circles in the buzzsaw, one on top of the other) and stalling the top one into a pendulum.
all credit to josie fluoro for this initial spark of inspiration.
have recently been swinging them in the wall plane out of weaves or butterflies, sometimes with one poi spinning and one poi swinging and sometimes with both swinging (spin = a circle, swing = a pendulum).

some nice stuff to do with pendula:

transitions where the end of one swing becomes the start of a new one (ie. changing the pivot point [moving your hand] without making a circle to get to the new swing).
parallel pendula above and next to each other, split-time pendula when they pivot from the same point.
using circles to switch between parallel and split-time pendula.
changing string length to change swing speed.
isolated pendula (or 'shopping bags').





indispensible tip: i find while swinging pendula it helps to repeat the mantra 'tick-tock'.

[ 31. July 2003, 00:09: Message edited by: coleman ]

"i see you at 'dis cafe.
i come to 'dis cafe quite a lot myself.
they do porridge."
- tim westwood


arashiPooh-Bah
2,364 posts
Location: austin,tx


Posted:
well i'm still laughing at glass' comment...
"CRICKY YANK"


rolls on the floor some more

-Such a price the gods exact for song: to become what we sing
-Seek freedom and become captive of your desires. Seek discipline and find your liberty.
-When the center of the storm does not move, you are in its path.


arashiPooh-Bah
2,364 posts
Location: austin,tx


Posted:
7) do poi in ireland, where even 60 year olds are getting vertical again, so maybe it will work on the chains tooviagra factroy affects the populace
8) do poi on the ceiling, it's sort of relativistic but hey. we're all acidheads here.
9) do poi in the southern hemisphere, let's ask bender to try them and see. ( if not perhaps the coriolis force will at least make conicals easier in one direction than the other .)

-Such a price the gods exact for song: to become what we sing
-Seek freedom and become captive of your desires. Seek discipline and find your liberty.
-When the center of the storm does not move, you are in its path.


colemanSILVER Member
big and good and broken
7,330 posts
Location: lunn dunn, yoo kay, United Kingdom


Posted:
for nyc:

double pendulum:

Non-Https Image Link


astrojax (one of many gross simplifications):

Non-Https Image Link


but that's just one of the astrojax equations. its based on simple rotational dynamics which that is a bit like considering the double pendulum to be rigid which would reduce it to shm. the full equation of motion for astrojax (your hand as driving force from first ball, no fixed length from hand to second ball) are horrible.

sorry, i'm interrupting with facts again aren't i?
erm, right. okay back to it...


the common misconception that a post-neo-pre-retro poi spinner must first have a firm grounding in the fundamentals of the circle before moving on to exploring the construct will be shattered when we come to realise that a circle is not a separate entity from the construct, but rather the product of just one construct of an almost infinite set. in this case a construct that specifically results in a hand centred, infinitely faced polygon.
by exploring this set, which we can consider to be an eight dimensional volume referred to as the 'construct space', starting from the double-circle construct and moving out along known paths we will find the constructs that build up the techniques already in common use.
taking detours from these paths and exploring the nearest-neighbour constructs and by then rotating the construct space volume around these new locations and visiting the nearest and next-nearest neighbour constructs will, over time, reveal construct products that were previously unimagined or otherwise thought to be impossible.
example, an atom spun as a (very slightly irregular) docecahedron is a mere 9 one-location 'jumps' through construct space from an atom spun as a sphere.
once we accept the construct space as a viable route to new techniques, we cannot fail to ignore that all of this points to one unassailable fact - natural, cumulative selection of evolving poi constructs equates to neo-darwinism operating at toy-level. which may have some large ramifications for any transformers you may still have lying around...

[ 18. June 2003, 01:37: Message edited by: coleman ]

"i see you at 'dis cafe.
i come to 'dis cafe quite a lot myself.
they do porridge."
- tim westwood


NYCNYC
9,232 posts
Location: NYC, NY, USA


Posted:
(Been staring at the horizontal orbit equation for the last 20 minutes... Bored at work.)

I guess it makes sense coleman. I mean I understand the effect of maximizing or minimizing everything and it makes sense in my brain what should happen ... but I sure as heck couldn't tell ya where the 3 comes from.

Thanks for posting that... better than coffee for waking up the brain.

Well, shall we go?
Yes, let's go.
[They do not move.]


DeepSoulSheepGOLD Member
Carpal \'Tunnel
2,617 posts
Location: Berlin, Ireland


Posted:
Ok, I'm out of here.

I live in a world of infinite possibilities.


GlåssDIAMOND Member
The Ministry of Manipulation
2,523 posts
Location: Bristol, United Kingdom


Posted:
more material for NYC

If cassandra were here now, she'd call us all poi nerds.

and in a way, she'd be right.



colemanSILVER Member
big and good and broken
7,330 posts
Location: lunn dunn, yoo kay, United Kingdom


Posted:
not been through this to check it nyc but...
i would guess the 3 arises from the fact that there are a bunch of equal variables like m1=m2, equal centripetal forces on each ball (which leads us to equal length from centre of rotation to each ball when alpha=0 - i believe they fix this length hence the 'gross simplification' comment earlier).

if you get your students to find a decent derivation (you know in your heart they like physics better anyway ), bear in mind i only understand all this stuff nowdays if its derived from first principles (well maybe not that far back ) - it seems after all that maths i did, most of the things i need to know the speed of nowdays tend to have dials on them anyway




i'm not a nerd

[ 19. June 2003, 01:18: Message edited by: coleman ]

"i see you at 'dis cafe.
i come to 'dis cafe quite a lot myself.
they do porridge."
- tim westwood


[Nx?]BRONZE Member
Carpal \'Tunnel
3,750 posts
Location: Europe,Scotland,Both


Posted:
@ the Nerds

funny nerd

T

This is a post by tom, all spelling is deleberate
-><- Kallisti


GlåssDIAMOND Member
The Ministry of Manipulation
2,523 posts
Location: Bristol, United Kingdom


Posted:
Nerd test for doctor coleman, please be honest when answering:

1) Cole - have you ever studied physics at the most nerdy university in the uk - Imperial college of Spods, Technophobes and weirdo's?

2)If I said "to solve the equations of motion for double pendulum, one could use fourth order runge-Kutta" (thats correct by the way )
Would you a) have a fairly good idea of what i am talking about b) think "hmm if i got my old notes out, I could probably write a program to do that"? c) not be scared and d) think that it might be quite fun to write a computer program to do this?

If you can answer yes to any of the above, you are a nerd and we love ya for it.

meantime:
shows how minor difference in start condition lead to major difference in output - chaos

Enough of this all this nerdy maths, lets return to the topic at hand: Cyclic deconstructionism within the framework post-modernist poi, as I wish to counter Doms discourse:

The premise of doms surrealist juncture implies that consciousness may be used to marginalize. But given that sexuality is equal to reality, post-modernists, such as Wenz, maintain that all reality is a form of masterbation.

Dom, surely you are confusing modernism with neo-modernism,
a schoolboy blunder.
And if this is the case, then, following that thread, intrisically we are stateing exactly the same thing.

Well I look forward to reading your thoughts on this matter.

neo-Glass

[ 18. June 2003, 03:08: Message edited by: Glåss ]

simian110% MONKEY EVERY TIME ALL THE TIME JUST CANT STOP THE MONKEY
3,149 posts
Location: London


Posted:
Tsk.

All this over-complicated compartmentalization is just retro-postmodern faux-neo-aristotleanism. It's like, soooo last century

"Switching between different kinds of chuu chuu sometimes gives this "urgh wtf?" effect because it's giving people the phi phenomenon."


colemanSILVER Member
big and good and broken
7,330 posts
Location: lunn dunn, yoo kay, United Kingdom


Posted:
what do you mean 'back to the topic'?! i like hard maths and fake science better than senseless discourse.
can you even read the title of this thread...?

--ah, sorry; it seems you're right. again.

so i saw this film once about an english teacher that became a serial killer.
he killed his victims slowly by chopping off each of their appendages one by one working up to the major limbs.

called himself the 'deconstructionist'.

"i see you at 'dis cafe.
i come to 'dis cafe quite a lot myself.
they do porridge."
- tim westwood


PeleBRONZE Member
the henna lady
6,193 posts
Location: WNY, USA


Posted:
quote:
Originally posted by Glåss:


If cassandra were here now, she'd call us all poi nerds.
and in a way, she'd be right.

In a way????

Oh hun, she would be so dead on the nail it hurts!
I am a geek, I admit but ya'll take the cake!

I end at it goes up, it goes down and sometimes, if I am lucky, it will go around!

Pele
Higher, higher burning fire...making music like a choir
"Oooh look! A pub!" -exclaimed after recovering from a stupid fall
"And for the decadence of art, nothing beats a roaring fire." -TMK


NYCNYC
9,232 posts
Location: NYC, NY, USA


Posted:
I liked the potential and kinetic energy formulas for the double pendulum system. Maybe because I've spent the last 4 months doing roller coaster physics with my students and have enjoyed thinking of things in terms of conservation of energy (I have a pseudo physics class as well)...

I also liked the sentence:
"Double pendula are an example of a simple physical system which can exhibit chaotic behavior."

Especially since, after much hype, "Chaos" really just means "We can't make accurate enough equiptment to predict the results" ... really just a glorified "Error Theory" in effect... (OK, actually it means: "This strong dependence of outcomes on very slightly differing initial conditions." AKA "We're not smart enough.")

Butterflies and Tornatos, butterflies and tornatos...

Well, shall we go?
Yes, let's go.
[They do not move.]


GlåssDIAMOND Member
The Ministry of Manipulation
2,523 posts
Location: Bristol, United Kingdom


Posted:
No fair, you changed the thread title.
Refereeee, moderator, anyone heeeeelp

For anyone reading this thread for the first time now, up until 2 posts ago it was called
"Pendula (oblongata)"

There, the whole thread should make sense to newbies now.

Hmm I suppose thats what I get for the nerd comments.

cole I see your embracing the post modernist ideal. I got a lovely new Post Modern move last night, Time dependent inverTED giligans coupled syncronously in complex harmonic motion with clasical gravity stops, forming a defined vertical parallel motion, ) using a base pattern of a follow time wall plane. (move has symmetry order two). I think I might have to explore its potential in 3 dimensions.

Probably old hat to experienced post-modernist such as youself - Cole , but I am on catch up.

Glass

[ 20. June 2003, 10:26: Message edited by: Glåss ]

colemanSILVER Member
big and good and broken
7,330 posts
Location: lunn dunn, yoo kay, United Kingdom


Posted:
omg

dude you're gonna love this!

postmodernist essay(s)

read it all through once first.

then press f5.
then press it again.
and again.
and again...

"i see you at 'dis cafe.
i come to 'dis cafe quite a lot myself.
they do porridge."
- tim westwood


DutSILVER Member
lurker
380 posts
Location: Nashville, TN, USA


Posted:
glass:
magnets? do you have a spherical room/chamber we could try this out in?
zero-G? if we put the magnet chamber in the center of a freely rotating gyroscope it would be almost as fun.

coleman:
"eight dimensional volume" = "construct space"? which 8? and is that eight for each hand or are you just describing pivot positions at opposite corners of an imaginary 3D cube?

if we can come up with a vector field for non-tangling poi motion around a human body, can we describe standard poi moves in terms of some kind of vector algebra? i've known for a while that i don't have any of the maths or physics to even start this, but it sounds like you do, coleman. what do you think? i'm not interested in calculating any magnitudes of forces directly, just using directional vectors as a starting point for a deconstructive descriptive system. it may be easier to start with staff, though...

as for an atomic theory of poi, i found a neat chart a while ago that shows space-filled atomic orbial diagrams. i wasn't sure how to incorporate them until people started talking about purposeful chain tangling, and i realized that most of the lower diagrams were just hyperlooped. seriously though, if you look at them long enough, you realize you just need a little bit better drugs to come up with some kind of logical correspondance. get to work all you psychonauts, psychonaughts, and psychoknots.

as for all that deconstructionism, i tried putting transformers on the ends of my chains, but they don't light up as well as barbie dolls or gi joes. of course, if your 'b flat' is just a remnant of an arbitrary 12-tone harmonic, why do i use it to tune my trombone? and i'm pretty sure that "liberating freedom" is most of what gets newbies smacked in the junk so often. that maybe, and not enough masturbation.

--dut

arashiPooh-Bah
2,364 posts
Location: austin,tx


Posted:
okay i have to stop reading this thread before my laugher falls off

-Such a price the gods exact for song: to become what we sing
-Seek freedom and become captive of your desires. Seek discipline and find your liberty.
-When the center of the storm does not move, you are in its path.


DomBRONZE Member
Carpal \'Tunnel
3,009 posts
Location: Bristol, UK


Posted:
sorry to go off topic, but glass - inverse Gillians, I think I've been doing them for the last year. To conclude:

colemanSILVER Member
big and good and broken
7,330 posts
Location: lunn dunn, yoo kay, United Kingdom


Posted:
construct space - a matrix in eight dimensions.

4 for each hand; three time-dependent spatial and one force-time differential.

at each 'location' in constuct space you have all the information required to know what to do with your hand and where to move it.
hand movement corresponds to poi movement.
there are up to four variations at each location also, depending on the initial directions of the two poi.

and don't ask what happens if you don't assume parallel planes...

if thinking in lots of dimensions makes your tummy go all squirly compare the construct space with neo-darwinism's 'gene space'.

eh blondie! a stop don't equal a gilligan - you sure you can make poi hang upside down...?

"i see you at 'dis cafe.
i come to 'dis cafe quite a lot myself.
they do porridge."
- tim westwood


StoneGOLD Member
Stream Entrant
2,829 posts
Location: Melbourne, Australia


Posted:

It feels like I just woke up in some kind of Kafkaesque nightmare, where all me lovely circles have been cut to ribbons, and turned up-side-down or sumthing even worse

If we as members of the human race practice meditation, we can transcend our fear, despair, and forgetfulness. Meditation is not an escape. It is the courage to look at reality with mindfulness and concentration. Thich Nhat Hanh


arashiPooh-Bah
2,364 posts
Location: austin,tx


Posted:
nobody liked my viagra joke

-Such a price the gods exact for song: to become what we sing
-Seek freedom and become captive of your desires. Seek discipline and find your liberty.
-When the center of the storm does not move, you are in its path.


StoneGOLD Member
Stream Entrant
2,829 posts
Location: Melbourne, Australia


Posted:
If you do poi on viagra, then u end-up swinging (long handle) clubs, or was that end up at swinging clubs

If we as members of the human race practice meditation, we can transcend our fear, despair, and forgetfulness. Meditation is not an escape. It is the courage to look at reality with mindfulness and concentration. Thich Nhat Hanh


nobodynobody
2 posts
Location: nowhere


Posted:
Yes,
I did

DomBRONZE Member
Carpal \'Tunnel
3,009 posts
Location: Bristol, UK


Posted:
cole - I do inverse stops, but they don't last too long, but they're still inverse stops. Gravity defied

I get confused by these new fangled terms, but I thought Gilligans are where you manipulate the poi so the string remains vertical. no?

colemanSILVER Member
big and good and broken
7,330 posts
Location: lunn dunn, yoo kay, United Kingdom


Posted:
hey mr tall
i'm afraid i still reckon a stop ain't a gilligan.
gilliagns are exactly as you described them.
note the word 'remains' in there though - they're more than just a vertical string for a split second.
they're called 'stops'

i do upward (inverse) stops too but only with my right hand - my left one just goes up at funny angles.

i also do inverse stops to gilligans (poi head freezes in the position that it was stopped at). but i would never be so audacious as to lay claim to inverse gillies

for shame hippy, for shame

"i see you at 'dis cafe.
i come to 'dis cafe quite a lot myself.
they do porridge."
- tim westwood


DomBRONZE Member
Carpal \'Tunnel
3,009 posts
Location: Bristol, UK


Posted:
I thought so. In that case I am able to perform Gilligans, horizontal Gilligans and inverse Gilligans

arashiPooh-Bah
2,364 posts
Location: austin,tx


Posted:
quote:
If you do poi on viagra, then u end-up swinging (long handle) clubs, or was that end up at swinging clubs
took me a while to catch this one i'm so innocent you know
stone good to see you again

-Such a price the gods exact for song: to become what we sing
-Seek freedom and become captive of your desires. Seek discipline and find your liberty.
-When the center of the storm does not move, you are in its path.


colemanSILVER Member
big and good and broken
7,330 posts
Location: lunn dunn, yoo kay, United Kingdom


Posted:
off topic but still kinda relevant:

i finally sorted out an inverse pendulum last night
it a bit shit as it's essentially just a static two-wrap combo but it is there.

inverse pendulum with right hand centred at shoulder height with a normal (if a little wobbly) pendulum with the left, a bit lower and off to the left.

going for full-on mirrored pendula tonight...

"i see you at 'dis cafe.
i come to 'dis cafe quite a lot myself.
they do porridge."
- tim westwood


GlåssDIAMOND Member
The Ministry of Manipulation
2,523 posts
Location: Bristol, United Kingdom


Posted:
good one Dr cole,
I figured that If i didn't say how,
creative people would come up with thier own ways to do it.

Yours sounds like it suits you a lot more.
look forward to learning it tonight
The way i do has no wraps.
who's next...

Stone you old modernist.

spiralxveteran
1,376 posts
Location: London, UK


Posted:
Cole - surely it would be easier to use a pair of quarternions rather than an 8-dimensional matrix?

"Moo," said the happy cow.


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