Collection: Cards
Our original mathematical images lend contemplative beauty and distinctive sophistication to your greetings and invitations! Designed by a professional mathematician, available exclusively from Differential Geometry.
Get an automatic 20% discount on greeting cards when you buy five or more.
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Lotus Sunset, Scape Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Lotus Sunrise, Scape Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Lotus Sky, Scape Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Lotus Moonlight, Scape Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Polar Dusk Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Polar Dawn Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Polar Orbits, Dusk Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Polar Orbits, Dawn Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Monuments, Fog Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Monuments, Ice Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Monuments, Forest Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Monuments, Desert Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Nowhere-Differentiable, Sun Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Nowhere-Differentiable, Moon Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Nowhere-Differentiable, Desert Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Kuen's Surface, Red Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Imagination, Forge Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Imagination, Phosphor Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Riemann Surface of Log Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Riemann Surface of Arcsine Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Cyclide, White Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Cyclide, Black Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Parabolic Cyclide, White Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Parabolic Cyclide, Black Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Complex Square Root Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Unwinding, Verdigris Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Unwinding, Realgar Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Unwinding, Obsidian Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Five Cubes, Winter Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Five Cubes, Summer Greeting Card
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Five Cubes, Ocean Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Five Cubes, Autumn Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Five Tetrahedra, Winter Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Five Tetrahedra, Summer Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Five Tetrahedra, Autumn Greeting Card
Regular price $4.99 USDRegular priceUnit price / per -
Five Tetrahedra, Ocean Greeting Card
Regular price $4.99 USDRegular priceUnit price / per