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Invidious > Channel > Nils Berglund

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YT 2 minutes 41 seconds Nils Berglund Why the Sinai billiard is chaotic YT 3 minutes 21 seconds Nils Berglund Contrails in the elliptical billiard YT 3 minutes Nils Berglund Billiard in an ellipse

YT 3 minutes Nils Berglund Billiard in an ellipse YT 10 minutes 1 second Nils Berglund Billiard in a circle (very long and HD-ish) YT 4 minutes 7 seconds Nils Berglund Is the billiard in a stadium reversible?

YT 2 minutes 3 seconds Nils Berglund Why the Bunimovich stadium is chaotic YT 3 minutes 21 seconds Nils Berglund If life gives you a lemon billiard, use it to make lemonade! YT 4 minutes 41 seconds Nils Berglund The eccentric annular billiard, or how to mix a Pan Galactic Gargle Blaster

YT 4 minutes 40 seconds Nils Berglund Diamonds are a nerd's best friend - A finite horizon Sinai billiard YT 6 minutes 1 second Nils Berglund Billiard in a Reuleaux triangle YT 6 minutes 1 second Nils Berglund 50 pence for your thoughts - Billiard in a 7-sided Reuleaux t̶r̶i̶a̶n̶g̶l̶e̶ polygon

YT 2 minutes 41 seconds Nils Berglund Video #100: 100 000 particles in a concave hectogon billiard YT 5 minutes 21 seconds Nils Berglund A Bunimovich elliptical flower billiard YT 4 minutes 1 second Nils Berglund The narcissus, a Bunimovich elliptical flower billiard with 6 petals

YT 4 minutes 1 second Nils Berglund More chaos in a 5-petaled elliptical flower billiard YT 2 minutes 1 second Nils Berglund Billiard in a 9-pointed star YT 4 minutes 3 seconds Nils Berglund A mystery billiard

YT 2 minutes 3 seconds Nils Berglund Mystery billiard 2 YT 3 minutes 23 seconds Nils Berglund Mystery billiard 3 YT 2 minutes 43 seconds Nils Berglund Mystery billiard 4

YT 4 minutes 3 seconds Nils Berglund Mystery billiard 5 YT 1 minute 42 seconds Nils Berglund Mystery billiard 6 YT 3 minutes 3 seconds Nils Berglund Mystery billiard 7

YT 58 seconds Nils Berglund #shorts: Working the angle - 90 degrees YT 58 seconds Nils Berglund #shorts: Working the angle - 60 degrees YT 58 seconds Nils Berglund #shorts: Working the angle - 120 degrees

YT 1 minute 12 seconds Nils Berglund A "billiard" with a 1080 degrees angle YT 54 seconds Nils Berglund Working the angle - 108 degrees, or why regular pentagons cut wave fronts into pieces YT 42 seconds Nils Berglund Doors and corners, kid - Billiard in a 30 degrees angle

YT 4 minutes 41 seconds Nils Berglund Octagonal representation of a genus 2 surface YT 57 seconds Nils Berglund Mystery billiard 8 YT 5 minutes 7 seconds Nils Berglund 10,000 Particles on a genus10 surface

YT 2 minutes 1 second Nils Berglund Close encounters of the nerd kind: 30,000 particles smashing into a triangular grid of circles YT 2 minutes 46 seconds Nils Berglund How to avoid being hit by a laser in a room of mirrors YT 2 minutes 46 seconds Nils Berglund Avoiding a laser in a room of mirrors, with trails and a close-up on the target.

YT 5 minutes 23 seconds Nils Berglund Avoiding a laser in a room of mirrors, long version with close-up and particle counter YT 57 seconds Nils Berglund Reflecting "stoppers" won't protect you in a laser fight YT 6 minutes 23 seconds Nils Berglund Avoiding a laser in a hexagon with teleporting walls

YT 2 minutes 22 seconds Nils Berglund A pinball Ehrenfest model YT 48 seconds Nils Berglund Let's play (frictionless) pinball! YT 2 minutes 5 seconds Nils Berglund How permeable is a pinball? 500 particles shot at various arrangements of circles

YT 7 minutes 54 seconds Nils Berglund A Sinai pinball with infinite horizon YT 6 minutes 10 seconds Nils Berglund Comparison between 7 non-random and randomized pinballs YT 58 seconds Nils Berglund Illustrating the butterfly effect with a laser

YT 3 minutes 5 seconds Nils Berglund Mixing in an Ehrenfest-type pinball YT 10 minutes 5 seconds Nils Berglund A Sinai pinball with colored pegs YT 11 minutes 6 seconds Nils Berglund A "photon" bouncing in an amorphous material

YT 4 minutes 9 seconds Nils Berglund Illustrating the butterfly effect with a laser, long version without pauses YT 8 minutes 45 seconds Nils Berglund A Sinai pinball with finite horizon YT 11 minutes 6 seconds Nils Berglund A "photon" bouncing in an amorphous material

YT 9 minutes 33 seconds Nils Berglund A sunflower pinball YT 7 minutes 34 seconds Nils Berglund Comparing 7 pinball configurations with parallel incoming particles YT 10 minutes 51 seconds Nils Berglund Let's see some statistics: Collisions and free paths in a Sinai billiard

YT 8 minutes 17 seconds Nils Berglund Statistics for a Sinai billiard with obstacles on a square lattice YT 2 minutes 21 seconds Nils Berglund A particle version of Penrose's unilluminable room YT 5 minutes 13 seconds Nils Berglund Statistics for a Sinai billiard with Poisson-distributed obstacles

YT 2 minutes 1 second Nils Berglund 3 light sources in a Penrose unilluminable room YT 7 minutes 21 seconds Nils Berglund Collision statistics for a Sinai billiard with Poisson disc obstacles YT 2 minutes 43 seconds Nils Berglund Mystery billiard 9

YT 53 seconds Nils Berglund Particles with trails in a Penrose unilluminable room YT 6 minutes 57 seconds Nils Berglund Collision statistics for a "sunflower" Sinai billiard YT 5 minutes 57 seconds Nils Berglund Sinai billiard on a torus with square lattice of obstacles: collision and free path statistics

YT 58 seconds Nils Berglund Particles in a hexagonal-parabolic resonator YT 7 minutes 25 seconds Nils Berglund Sinai billiard on a torus with triangular lattice, collisions and free path statistics YT 7 minutes 13 seconds Nils Berglund Statistics for an (almost) finite horizon Sinai billiard on the torus

YT 51 seconds Nils Berglund A moving light source in a Penrose unilluminable room YT 7 minutes 53 seconds Nils Berglund Statistics for a Sinai billiard on the torus with Poisson-distributed obstacles YT 2 minutes 9 seconds Nils Berglund Avoiding a laser in a room of mirrors, with moving shooter and target

YT 2 minutes 9 seconds Nils Berglund Trajectories in an elliptical billiard YT 49 seconds Nils Berglund Shining a light through a random circle arrangement YT 7 minutes 1 second Nils Berglund Blue noise statistics: Sinai billiard on a torus with Poisson disc sampled obstaces

YT 3 minutes 5 seconds Nils Berglund Particles in a four-sided eccentric parabolic resonator YT 47 seconds Nils Berglund Don't s̶h̶u̶t̶ shoot me down: particles in a Tokarsky unilluminable room YT 2 minutes 1 second Nils Berglund Trajectories in a triangular billiard

YT 2 minutes 1 second Nils Berglund Don't s̶h̶u̶t̶ shoot me down (part 2): Particles with trails in a Tokarsky room YT 55 seconds Nils Berglund Particles starting off center in a parabolic resonator YT 1 minute 21 seconds Nils Berglund Stringer Bell's demise: trajectories in a Tokarsky room with a moving shooter

YT 2 minutes 1 second Nils Berglund Trajectories on a translation surface of genus 2 YT 3 minutes 3 seconds Nils Berglund Mystery billiard 10 YT 3 minutes 25 seconds Nils Berglund Mystery billiard 11

YT 2 minutes 21 seconds Nils Berglund A lighthouse beam in a mirrored hexagon YT 4 minutes 13 seconds Nils Berglund Billiard in a von Koch snowflake fractal YT 6 minutes 1 second Nils Berglund A lighthouse beam in a von Koch snowflake fractal

YT 3 minutes 41 seconds Nils Berglund Yellow's great escape: trajectory of one particle in a Tokarsky unilluminable room YT 2 minutes 45 seconds Nils Berglund A lighthouse beam in a mirrored heptagon YT 8 minutes 53 seconds Nils Berglund A lighthouse beam in a Tokarsky room

YT 6 minutes 1 second Nils Berglund Trajectory of a single particle in an unilluminable room without right angles YT 3 minutes 21 seconds Nils Berglund Another property of the Tokarsky unilluminable room without right angles YT 1 minute 25 seconds Nils Berglund Periodic trajectories in a Tokarsky room

YT 41 seconds Nils Berglund A room with a non-self-illuminable point by George Tokarsky YT 4 minutes 53 seconds Nils Berglund A rotating beam in Tokarsky's paper windmill room YT 2 minutes 29 seconds Nils Berglund Trajectory length on log scale in Tokarsky's paper windmill room

YT 23 minutes 41 seconds Nils Berglund Video #500 : An elliptical retrospective with Beethoven YT 6 minutes 5 seconds Nils Berglund [Epilepsy warning] Trajectory length on log scale in approximate von Koch snowflake fractals YT 6 minutes 23 seconds Nils Berglund The mushroom's shape does not matter in Penrose's unilluminable room

YT 1 minute 25 seconds Nils Berglund Phase space representation of the billiard in an ellipse YT 1 minute 45 seconds Nils Berglund Phase space representation of billiards in a stadium and in a lemon YT 2 minutes 5 seconds Nils Berglund Phase space representation of the billiard in an annulus

YT 1 minute 35 seconds Nils Berglund Phase space representation of the billiard in Reuleaux-like triangles YT 1 minute 55 seconds Nils Berglund Phase space representation of the billiard in Reuleaux-like pentagons YT 2 minutes 14 seconds Nils Berglund Phase space representation of the billiard in Reuleaux-like heptagons

YT 2 minutes 44 seconds Nils Berglund Phase space representation of billiards interpolating between a circle and a hexagon YT 3 minutes 32 seconds Nils Berglund Solving a maze with laser beams YT 4 minutes 42 seconds Nils Berglund Solving a maze by shooting particles at it

YT 7 minutes 17 seconds Nils Berglund Shining a rotating laser beam into a maze with mirrored walls YT 2 minutes 12 seconds Nils Berglund Phase space representation of parabolic resonators YT 4 minutes 2 seconds Nils Berglund And the winner is: The fastest particles solving a maze

YT 1 minute 56 seconds Nils Berglund Phase space representation of a Penrose unilluminable room YT 1 minute 32 seconds Nils Berglund Phase space representation of a Penrose room of varying length YT 5 minutes 2 seconds Nils Berglund [Epilepsy warning] Shining a laser beam into a mirrored maze: High fps version without slowdown

YT 2 minutes 20 seconds Nils Berglund Phase space representation of a Bunimovich flower billiard YT 5 minutes 2 seconds Nils Berglund Solving a 16 by 16 maze with laser beams YT 1 second [Private video]

YT 5 minutes 46 seconds Nils Berglund Solving a 30 by 30 maze with laser beams YT 7 minutes 10 seconds Nils Berglund Solving a 48 by 48 maze with laser beams YT 4 minutes 3 seconds Nils Berglund [Epilepsy warning] Shining a rotating laser beam into a 16 by 16 maze

YT 1 second [Private video] YT 4 minutes 2 seconds Nils Berglund 45 degrees is not always optimal: Solving a 16 by 32 maze with laser beams YT 3 minutes 2 seconds Nils Berglund Shooting laser beams at a 16 by 16 maze with slanted corners

YT 4 minutes 44 seconds Nils Berglund [Epilepsy warning] Shining a rotating laser beam into a 16 by 16 maze with slanted corners YT 5 minutes 2 seconds Nils Berglund Laser beams starting in the center of a 32 by 32 maze YT 5 minutes 22 seconds Nils Berglund Mazes with randomized angles are harder to solve with laser beams

YT 4 minutes 38 seconds Nils Berglund Solving a maze with rounded corners using laser beams YT 3 minutes 30 seconds Nils Berglund [Epilepsy warning] Shining a rotating laser beam into a 16 by 16 maze with rounded corners YT 4 minutes 50 seconds Nils Berglund Are circular mazes unilluminable?

YT 4 minutes 44 seconds Nils Berglund A circular maze with scattering corners YT 15 minutes 27 seconds Nils Berglund [Epilepsy warning] A rotating laser beam in a circular maze YT 7 minutes 57 seconds Nils Berglund Heat map representation of a billiard in a maze

YT 8 minutes 51 seconds Nils Berglund Heat map representation of a billiard in a maze with rounded corners YT 53 seconds Nils Berglund Average density of particles bouncing in a maze YT 6 minutes 7 seconds Nils Berglund Average density of particles bouncing in a circular maze

YT 13 minutes 5 seconds Nils Berglund [Epilepsy warning] Heat map representation of a rotating laser beam in a maze YT 6 minutes 33 seconds Nils Berglund Heat map representation of a billiard in a maze with slanted corners, without and with averaging YT 4 minutes 23 seconds Nils Berglund Solving a honeycomb maze using laser beams

YT 36 minutes 22 seconds Nils Berglund [Epilepsy warning] A rotating laser beam in a honeycomb maze YT 6 minutes 9 seconds Nils Berglund Heat map representation of a billiard in a honeycomb maze YT 8 minutes 17 seconds Nils Berglund Dance of the bees: Heat map representation of a billiard in a honeycomb maze with rounded corners

YT 10 minutes 1 second Nils Berglund Particles escaping from a large honeycomb maze YT 8 minutes 9 seconds Nils Berglund Histogram of particle distribution in a maze YT 5 minutes 5 seconds Nils Berglund Particle distribution in a circular maze

YT 7 minutes 55 seconds Nils Berglund Particle distribution in a honeycomb maze with rounded cells YT 5 minutes 39 seconds Nils Berglund Laser beams in a maze with octagonal and square cells YT 5 minutes 19 seconds Nils Berglund Laser beams in a large maze with octagonal and square cells

YT 10 minutes 5 seconds Nils Berglund Particle density in a maze with octagonal and square cells YT 8 minutes 3 seconds Nils Berglund Starting off center in a circular maze YT 23 minutes 58 seconds Nils Berglund [Epilepsy warning] A rotating laser beam in a maze with octagonal and square cells

YT 5 minutes 23 seconds Nils Berglund Cleaning up a maze using artificial intelligence YT 29 minutes 25 seconds Nils Berglund Approach to equilibrium of particle distribution in a maze with rounded corners YT 55 seconds Nils Berglund Everything is illuminable (well, almost, in a closed maze with right angles)

YT 39 minutes 48 seconds Nils Berglund Tutorial: How to make billiard simulations YT 30 minutes 22 seconds Nils Berglund Tutorial: Why Tokarsky's rooms are unilluminable YT 1 hour 12 minutes 35 seconds Nils Berglund Tutorial: Periodic trajectories in billiards - and where to find them

YT 7 minutes 44 seconds Nils Berglund Phase space representation of the billiard in Reuleaux-like pentagons, long version YT 6 minutes 4 seconds Nils Berglund Phase space representation of parabolic resonators, long version YT 6 minutes 44 seconds Nils Berglund Phase space representation of the billiard in Reuleaux-like triangles, long version

YT 2 minutes 44 seconds Nils Berglund Phase space representation of the billiard in a hexagon with convex and concave curved sides YT 1 hour 42 minutes 57 seconds Nils Berglund Video #1000: A look back at some milestones YT 1 minute 37 seconds Nils Berglund Billiard in a right isosceles triangle

YT 2 minutes 45 seconds Nils Berglund A lighthouse beam in a right isosceles triangle YT 5 minutes 25 seconds Nils Berglund A lighthouse beam in a right isosceles triangle with smaller absorbers YT 6 minutes 45 seconds Nils Berglund A lighthouse beam in a square

YT 3 minutes 21 seconds Nils Berglund A lighthouse beam in a bestagon YT 3 minutes 29 seconds Nils Berglund A lighthouse beam in an octagon YT 1 second [Private video]