The Kakeya set—named for its discoverer Sōichi Kakeya—was complicated by a subsequent mathematician named Abram Samoilovitch ...

Save guides, add subjects and pick up where you left off with your BBC account. Pythagoras' theorem close Pythagoras' theoremPythagoras's theorem applies to right-angled triangles. The area of the ...

How much area does it take up when you rotate a line segment 360 degrees? Two mathematicians now say they’ve made progress on a very old unsolved math problem. The problem involves a subfield ...

Back to top Perpendicular bisector construction of a line segment Follow the instructions and draw this perpendicular bisector of a line segment construction. Without changing the distance between ...