Inverse problems in geometric tomography encompass a broad class of challenges in which internal structures of an object or medium are inferred from external measurements. Central to this field is the ...

Two vectors close vectorA vector quantity has both direction and magnitude (size). are parallel if they have the same (or opposite) directions. Their magnitude can be different. In the image to the ...

The International Mathematical Olympiad (IMO) is probably the most prestigious competition for preuniversity students. Every year students from around the world compete for its coveted bronze, silver ...