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barqueira

@lbarqueira.bsky.social

Data Visualization & Creative Coding enthusiast. Ex-DellEMC, ex-Siemens. MSc, Electrical and Computer Engineering. ๐ŸถWelsh Corgi โค๏ธ๐ŸŽผ๐ŸŒŠ๐Ÿ“ท Blog: http://lbarqueira.github.io/

1,902 Followers  |  273 Following  |  368 Posts  |  Joined: 26.10.2023  |  2.3809

Latest posts by lbarqueira.bsky.social on Bluesky

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Roots of complex polynomial
Inspired by โ€ชthe work of @sconradi.bsky.social
#MathArt #Python #CodeArt #SciArt #CreativeCoding #Math

03.10.2025 17:31 โ€” ๐Ÿ‘ 11    ๐Ÿ” 2    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

Bem engraรงado.

20.09.2025 20:38 โ€” ๐Ÿ‘ 0    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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My bear phase.
#CorgiCrew #DogsOfBluesky #corgisky #corgi #photography #photo

05.09.2025 21:10 โ€” ๐Ÿ‘ 19    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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Father and son in complete harmony.
#CorgiCrew #DogsOfBluesky #corgisky #corgi #photography #photo

31.08.2025 21:34 โ€” ๐Ÿ‘ 30    ๐Ÿ” 2    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0

๐Ÿ“Œ

31.08.2025 18:26 โ€” ๐Ÿ‘ 0    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

๐Ÿ“Œ

25.08.2025 16:42 โ€” ๐Ÿ‘ 0    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

๐Ÿ“Œ

24.08.2025 12:29 โ€” ๐Ÿ‘ 0    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

๐Ÿ“Œ

20.08.2025 14:03 โ€” ๐Ÿ‘ 0    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

It sounds great.

16.08.2025 20:00 โ€” ๐Ÿ‘ 0    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

Yes, It is done with Python.

12.08.2025 17:47 โ€” ๐Ÿ‘ 2    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

๐Ÿ“Œ

12.08.2025 16:16 โ€” ๐Ÿ‘ 0    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
Exploring the roots of an 18th-degree complex polynomial
x^18โˆ’x^17+(100it1^5โˆ’100it1^4+100it1^3โˆ’100it1^2โˆ’100t1+100i)ยทx^10+(โˆ’100it2^4โˆ’100it2^3+100it2^2+100it2+100)ยทx^6โˆ’0.1 x+0.1
where tโ‚,tโ‚‚ are complex numbers on the unit circle.
z-axis and color encode Im(t1).

Exploring the roots of an 18th-degree complex polynomial x^18โˆ’x^17+(100it1^5โˆ’100it1^4+100it1^3โˆ’100it1^2โˆ’100t1+100i)ยทx^10+(โˆ’100it2^4โˆ’100it2^3+100it2^2+100it2+100)ยทx^6โˆ’0.1 x+0.1 where tโ‚,tโ‚‚ are complex numbers on the unit circle. z-axis and color encode Im(t1).

Roots of complex polynomial
Inspired by โ€ชthe work of @sconradi.bsky.social
#MathArt #Python #CodeArt #SciArt #CreativeCoding #Math

11.08.2025 02:14 โ€” ๐Ÿ‘ 61    ๐Ÿ” 7    ๐Ÿ’ฌ 6    ๐Ÿ“Œ 1
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Ria Formosa, Santa-Luzia, #Tavira, #Algarve, #Portugal
July, 2025
#photography, #photo

08.08.2025 23:00 โ€” ๐Ÿ‘ 18    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

It is beautiful.

07.08.2025 20:56 โ€” ๐Ÿ‘ 3    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Hopalong Attractor
#MathArt #Python #CodeArt #SciArt #CreativeCoding #Math

02.08.2025 23:16 โ€” ๐Ÿ‘ 14    ๐Ÿ” 0    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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Exploring the chaotic beauty of Hopalong Attractors. Each of these nine images is generated from a different set of parameters, showing the incredible variety of patterns that emerge.
#MathArt #Python #CodeArt #SciArt #CreativeCoding #Math

01.08.2025 23:31 โ€” ๐Ÿ‘ 33    ๐Ÿ” 3    ๐Ÿ’ฌ 1    ๐Ÿ“Œ 0
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Visualizing Laplace Eigenfunctions on a Circular Domain
These vibrational patterns emerge from solving the eigenvalue problem for the discrete Laplacian matrix.
#MathArt #Python #CodeArt #SciArt #CreativeCoding #Math

28.07.2025 21:15 โ€” ๐Ÿ‘ 73    ๐Ÿ” 16    ๐Ÿ’ฌ 6    ๐Ÿ“Œ 2
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Photo taken by my youngest son of our great bud.
#Photography

27.07.2025 20:42 โ€” ๐Ÿ‘ 16    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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A new approach:
#MathArt #Python #CodeArt #SciArt #CreativeCoding #Math

25.07.2025 23:28 โ€” ๐Ÿ‘ 14    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Visualizing the roots of:
xโน + 3xโท + (โˆ’25๐‘–๐‘กโ‚‚ยฒ โˆ’25๐‘–๐‘กโ‚‚ +75๐‘–)xโต โˆ’4x โˆ’50๐‘กโ‚ โˆ’50๐‘–
where ๐‘กโ‚, ๐‘กโ‚‚ are random points on the complex unit circle
750,000 (๐‘กโ‚,๐‘กโ‚‚) pairs โ†’ 6.75 million roots
Color maps Im(๐‘กโ‚‚) using a psychedelic rainbow gradient
#MathArt #Python #CodeArt #SciArt #CreativeCoding #Math

25.07.2025 00:55 โ€” ๐Ÿ‘ 36    ๐Ÿ” 3    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 0

๐Ÿ“Œ

24.07.2025 07:49 โ€” ๐Ÿ‘ 1    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Visualizing roots of::
(-15iยทtโ‚‚ยฒ -15iยทtโ‚‚ +15i)xโท + 3xโถ -100tโ‚ -100i
where tโ‚, tโ‚‚ are complex numbers with |tโฑผ|=1.
Key to the plot:
โ€ข โ†”๏ธ x/y: Root's real/imaginary parts
โ€ข โ†•๏ธ z: Imaginary part of tโ‚‚
โ€ข ๐Ÿ”ตโ†’๐Ÿ”ด Colors: Im(tโ‚‚) from -1 (blue) to +1 (red)
#MathArt #Python #CodeArt #SciArt #CreativeCoding #Math

22.07.2025 19:32 โ€” ๐Ÿ‘ 20    ๐Ÿ” 1    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

Color & Height:
z-axis = Im(tโ‚‚) (vertical)
Colors (YlOrRd colormap) = Im(tโ‚‚)
Yellow: Im(tโ‚‚) โ‰ˆ 0 (tโ‚‚ nearly real)
Red: Im(tโ‚‚) โ†’ 1 (tโ‚‚ almost purely imaginary)

20.07.2025 21:22 โ€” ๐Ÿ‘ 4    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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3D visualization shows the complex roots of:
10xยนโธ - 10xยนโท + (3200tโ‚‚โถ-4800tโ‚‚โด+1800tโ‚‚ยฒ-100)xโธ + (200tโ‚ยณ-100)xโท - 10x + 10
where tโ‚,tโ‚‚ are complex numbers on the unit circle.
Colors represent Im(tโ‚‚) โ‰ฅ 0
Inspired by โ€ชthe work of @sconradi.bsky.social
#MathArt #Python #CodeArt #BlueskyArt #SciArt

20.07.2025 21:08 โ€” ๐Ÿ‘ 37    ๐Ÿ” 1    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 0

๐Ÿ“Œ

16.07.2025 14:44 โ€” ๐Ÿ‘ 0    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Yesterday in Ria Formosa, Santa-Luzia, Tavira, Portugal
#Photography, #Portugal, #Algarve, #tavira

12.07.2025 21:45 โ€” ๐Ÿ‘ 18    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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Another perspective to emphasize 3D dimentions, with the x, y, z axes.
#MathArt #Python #CodeArt #BlueskyArt #SciArt

10.07.2025 19:24 โ€” ๐Ÿ‘ 10    ๐Ÿ” 1    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

Equation:
8xโด + (tโ‚‚โด โˆ’ iยทtโ‚‚ยฒ โˆ’ 1)xยฒ + tโ‚โด + tโ‚ยฒ โˆ’ iยทtโ‚ โˆ’ 1
where |tโ‚| = |tโ‚‚| = 1
The z-axis and color both encode the phase of tโ‚‚.

10.07.2025 18:27 โ€” ๐Ÿ‘ 3    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0
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3D plot of the roots of a random family of quartic polynomials with complex coefficients on the unit circle.
The z-axis and color both encode the phase of ๐‘ก2.
Inspired by โ€ช@sconradi.bsky.social work.
#MathArt #Python #CodeArt #BlueskyArt #SciArt

10.07.2025 09:59 โ€” ๐Ÿ‘ 17    ๐Ÿ” 0    ๐Ÿ’ฌ 2    ๐Ÿ“Œ 0
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4000 Line Segments - Symmetry from Nested Sine Waves
Each segmentโ€™s position is controlled by layered trigonometric functions.
#MathArt #Python #CodeArt #BlueskyArt #SciArt #CreativeCoding #GenerativeArt

01.07.2025 22:16 โ€” ๐Ÿ‘ 14    ๐Ÿ” 0    ๐Ÿ’ฌ 0    ๐Ÿ“Œ 0

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