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Locally, spacetime is curved by the presence of massive objects. The universe's total mass/energy density has an effect on the overall curvature of space.
TRIGONOMETRY Cheat Sheet Poster 24X36 USER FRIENDLY educational
TRIGONOMETRY Cheat Sheet Poster 24X36 USER FRIENDLY educational Brand New. 24x36 inches. Will ship in a tube. - Multiple item purchases are combined the next day and get a discount for domestic and in
All Things Algebra
FREE Conic Section Posters covering Circle, Ellipse, Hyperbola, & Parabola Properties. Check it out today!
Paul Godding on Twitter
“Can you make every number from 1 to 12 with 3 9's using the operations, powers and roots? Take a browse at this!”
Relación normal entre e y π
Una hermosa relación integral entre e y π, que es además el área bajo la curva normal. La idea es de curiosamathematica y se pueden ver los detalles de la gráfica y la integral en wolframalpha.
Transformation matrix - Wikipedia
Effect of applying various 2D affine transformation matrices on a unit square. Note that the reflection matrices are special cases of the scaling matrix.