The Geometry of the Last Supper
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The Geometry of the Last Supper
@geometrylastsupper.bsky.social
Uncover the hidden mathematical beauty behind Leonardo da Vinci’s masterpiece – at the intersection of art, geometry, and symbolism.
It’s a great feeling to see my book in the window of the All Good Bookshop (London, Turnpike Lane). I will be giving a book talk there on Friday 28th November. Come along to this free talk!
November 19, 2025 at 6:58 PM
The Triangle

Whether the posture of Jesus, with his arms open before him, was intended to represent a triangle is debatable. There are plenty of good reasons to depict Christ in such a stance. It conveys a sense of calm and inner authority which contrasts sharply with the agitation of the disciples
November 10, 2025 at 6:34 PM
Three centres for The Last Supper?
With the presentation of Brachert’s grid in the last mini-series, things seem at first to get a little out of hand.
📐 In effect, the composition has three different centres:
•The centre of the grid itself
•The vanishing point
•The centre of the pediment
November 4, 2025 at 9:29 AM
The Grid #6
The grid acts as a structural framework for the proportions of the entire scene. It dictates the placement of key elements: the dining room’s walls, the ceiling, the back wall, the table and the floor. It also informs the positioning of the tapestries on either side of the composition.
October 26, 2025 at 8:53 PM
This subtle detail visually signals his moral and emotional descent.
Counterbalancing his downward motion, Philip rises above the median, his hands pressed on his heart, contributing to the wave-like motion that animates the composition.

#TheLastSupper #LeonardoDaVinci #RenaissanceArt #ArtHistory
October 21, 2025 at 9:54 AM
The Grid #5
The median is the horizontal line of the grid that runs through its centre.

In The Last Supper, the median of Brachert's grid aligns with the heads of all the protagonists but one. Judas, the one who will betray Jesus, is the only person whose face falls below the line.
October 21, 2025 at 9:54 AM
This leaves two units in the centre occupied by Jesus alone, giving rise to a sense of authority and calm amid the chaos around him.

#TheLastSupper #LeonardoDaVinci #RenaissanceArt
#ArtHistory #Geometry #GeometryInArt #SymbolismInArt
October 12, 2025 at 9:04 PM
The grid, however, does more than define the space as it also governs the distribution of the apostles along the table.

Can you see how?

#TheLastSupper #LeonardoDaVinci #RenaissanceArt
#ArtHistory #Geometry #GeometryInArt #SymbolismInArt
October 8, 2025 at 9:45 PM

In John's gospel, Jesus indicated the betrayer by giving him a morsel of bread after dipping it. Accordingly, Leonardo painted the right hand of Christ and the left hand of Judas having already initiated a movement towards each other which would lead, a moment later, to the meeting of their hands.
September 21, 2025 at 10:03 PM
The hypothesis of a hidden purpose driving the composition of the door and two windows gains momentum as we note that the proportions of the windows are in fact related to the proportions of the door. When we place the two windows side by side, we find that they fit perfectly into the doorframe!
August 9, 2025 at 7:12 AM
The discovery of perspective was a breakthrough which revolutionised the visual arts. One was could now draw objects receding into the distance with accuracy.
The idea is to sketch a checkerboard consisting of converging lines (orthogonals) and an array of parallel horizontal lines (transversals).
July 29, 2025 at 8:32 AM
2/Within the circle are Jesus and two hands—one belonging to James the Greater, the other to Thomas, who points his finger towards the heavens.
Notably, the head of Thomas touches the circle from the outside – without entering it.

#TheLastSupper #LeonardoDaVinci #RenaissanceArt
#ArtHistory
July 24, 2025 at 10:04 AM
1/Above the door, a semi-circular pediment is faintly visible—its edges softened by the deterioration of Leonardo da Vinci's Last Supper.

Interestingly, the center of the circle that defines its outer edge is not aligned with the vanishing point of the perspective. Instead, it sits slightly higher.
July 24, 2025 at 10:04 AM
Here is a close up of the vanishing point in the Last Supper.

Where would you say it falls: on the ear of Jesus?

#TheLastSupper #LeonardoDaVinci #RenaissanceArt #SymbolismInArt #Geometry #ArtHistory #GeometryInArt
July 16, 2025 at 12:02 AM
Did you know that in the Last Supper, the corners of the windows are inscribed within the ray of perspective suggested by the tapestries?

How much does this elegant design touch us, I wonder...

#TheLastSupper #LeonardoDaVinci #RenaissanceArt #ArtHistory #GeometryInArt

geometrylastsupper.com
July 8, 2025 at 10:07 PM
Famously, there aren’t any tiles on the floor of the Last supper. The powerful illusion of perspective relies predominantly on the four tapestries hanging on either side and the coffered ceiling.

#renaissanceart #leonardodavinci #geometryinart #TheLastSupper #ArtHistory

geometrylastsupper.com
July 2, 2025 at 9:20 AM
The beautiful cloister behind Santa Maria delle Grazie in Milan, where The Last Supper lives.

#ArtHistory
#LeonardoDaVinci
#TheLastSupper
#RenaissanceArt
#Geometry
#GeometryInArt
#SymbolismInArt
June 19, 2025 at 3:46 PM
Such beauty!

From this viewpoint (our eyes are below the centre of the mural), you would swear that the vanishing point is above Jesus' head.

In fact, it is situated just below his temple.

#TheLastSupper #leonardodavinci #geometry #renaissance
June 14, 2025 at 9:30 AM
I couldn’t have found the geometry of the Last Supper without this book: Cathédrales, Le Verbe Géométrique.

A masterful geometrical study of the facades of 4 French cathedrals: Amien, Reims, Rouen and Strasbourg.

geometrylastsupper.com

#TheLastSupper #LeonardoDaVinci #geometry #symbolism #art
April 18, 2025 at 8:58 PM
Here is the key to the composition of the Last Supper!
From the centre of the grid, follow Jesus' open arms and draw a triangle of base 4.
The rotation of its sides will open everything up.
Can you see how?

geometrylastsupper.com

#LeonardoDaVinci #Art #Geometry #Renaissance #Painting #Booksky
March 21, 2025 at 9:31 PM
The grid commands the general proportions of the room and the disposition of the apostles but three elements defy its rule: the door & windows, the pediment, and the perspective.

And this, ladies & gents, is where the geometry comes in!

geometrylastsupper.com
#LeonardoDaVinci #art #geometry
March 12, 2025 at 10:16 PM
Happy World Book Day !

www.geometrylastsupper.com
March 6, 2025 at 9:44 PM
There is above the door a decorative pediment.
It doesn't look like much, but it's symbolically significant as it is the only evocation of a circle in Leonardo's masterpiece.
It's also an integral part of the geometry of the Last Supper.

#Renaissance #Art #Geometry #LeonardoDaVinci #booksky
March 1, 2025 at 9:11 PM