knotted

9###All roots severely knotted, plant usually dying

HOW to make easy friendship bracelets with simple knots: The simplest version of a knotted friendship bracelet features a diagonal stripe design.

His idea didn't get much traction at first, but throughout the 20th century mathematicians and physicists offered evidence that knotted vortex loops could emerge in and affect the flow of various fluids and plasmas.

Two Harvard researchers are convinced that ancient Incas tracked inventory and taxes through a three-tiered accounting system using knotted bundles of threads.

The brightly coloured 3ft plastic strings can be knotted into a variety of patterns to make keychains, necklaces, bracelets or even model animals.

Statistical analysis of the data showed no significant difference in the mean shear strength of clear and knotted specimens.

Nurdane is a young woman who is a master of her weaver's craft, valued for her skill in weaving exquisite rugs in which each tuft of wool is carefully dyed and knotted. Rugs are treasured as part of a bride's dowry and for their power to create happiness for their owners.

A smartly knotted tie is one in which the knot is pulled high into the collar while arching out, giving it more life, There are several knotting methods: Flusser suggests the four-in-hand, which is illustrated in his book, If done correctly, the knot will form a dimple or inverted pleat, which enhances a tie's staying power.

But the knotted loop will slide easily along the main line when pressure is removed.

The abacus of the Arabian cultures is thought to have started as knotted ropes; the Hebrew-Aramaic word abaq means "make a loop or knot." Polynesian people kept genealogies with ropes and knots.

The book starts with basic techniques like cord twisting and winding and works up to winding colors, wound and knotted bands, arrowheads, and combination patterns.

Knots actually weaken rope because when knotted rope is strained to breaking point it almost invariably fails at the knot or nearby.

"Anything that's long and flexible seems to somehow end up knotted," says Andrew Belmonte, an applied mathematician at Pennsylvania State University in University Park.