Global Information Lookup Global Information

Plastic ratio information


Plastic ratio
Triangles with sides in ratio ρ form a closed spiral
Rationalityirrational algebraic
Symbolρ
Representations
Decimal1.3247179572447460259609088...
Algebraic formreal root of x3 = x + 1
Continued fraction (linear)[1;3,12,1,1,3,2,3,2,4,2,141,80,...] [1]
not periodic
infinite

In mathematics, the plastic ratio is a geometrical proportion close to 53/40. Its true value is the real solution of the equation x3 = x + 1.

The adjective plastic does not refer to the artificial material, but to the formative and sculptural qualities of this ratio, as in plastic arts.

Squares with sides in ratio ρ form a closed spiral
  1. ^ Sloane, N. J. A. (ed.). "Sequence A072117". The On-Line Encyclopedia of Integer Sequences. OEIS Foundation.

and 19 Related for: Plastic ratio information

Request time (Page generated in 0.7865 seconds.)

Plastic ratio

Last Update:

the plastic ratio is a geometrical proportion close to 53/40. Its true value is the real solution of the equation x3 = x + 1. The adjective plastic does...

Word Count : 3220

Plastic

Last Update:

malleable Plastic arts – Art that involves physical manipulation Plastic ratio – Algebraic number, approximately 1.3247 "Life Cycle of a Plastic Product"...

Word Count : 11612

Golden ratio

Last Update:

In mathematics, two quantities are in the golden ratio if their ratio is the same as the ratio of their sum to the larger of the two quantities. Expressed...

Word Count : 12992

Rho

Last Update:

A {\displaystyle A} denoted as ρ ( A ) {\displaystyle \rho (A)} The plastic ratio The prime constant The sensitivity to interest rates of a pricing function...

Word Count : 643

Plasticizer

Last Update:

A plasticizer (UK: plasticiser) is a substance that is added to a material to make it softer and more flexible, to increase its plasticity, to decrease...

Word Count : 2637

Supergolden ratio

Last Update:

x^{3}=x^{2}+1} : Golden ratio – the only positive solution of the equation x 2 = x + 1 {\displaystyle x^{2}=x+1} Plastic ratio – the only real solution...

Word Count : 2388

Silver number

Last Update:

number may refer to: Silver ratio 1 + √2 Plastic ratio, the real root of the cubic equation x3 = x + 1 Gold-to-silver ratio This disambiguation page lists...

Word Count : 57

Atterberg limits

Last Update:

shrinkage limit, plastic limit, and liquid limit. Depending on its water content, soil may appear in one of four states: solid, semi-solid, plastic and liquid...

Word Count : 1680

5

Last Update:

associated with the plastic ratio, the least "small" Pisot–Vijayaraghavan number that does not supercede the golden ratio. This ratio is also associated...

Word Count : 12879

Salem number

Last Update:

cubic polynomial, x 3 − x − 1 , {\displaystyle x^{3}-x-1,} known as the plastic ratio and approximately equal to 1.324718. This can be used to generate a...

Word Count : 895

Metallic mean

Last Update:

{arsinh(n/2)} }.} Constant Mean Ratio Plastic ratio Sloane, N. J. A. (ed.). "Sequence A001622 (Decimal expansion of golden ratio phi (or tau) = (1 + sqrt(5))/2)"...

Word Count : 2071

Hans van der Laan

Last Update:

Bossche School. His theories on numerical ratios in architecture, in particular regarding the plastic ratio, were very influential. He may be regarded...

Word Count : 1164

List of numbers

Last Update:

considered sacred by the Dharmic religions. Approximately equal to the ratio of the distance from Earth to Sun and diameter of the Sun. 420, a code-term...

Word Count : 3875

Fiberglass

Last Update:

fibreglass (Commonwealth English) is a common type of fiber-reinforced plastic using glass fiber. The fibers may be randomly arranged, flattened into...

Word Count : 4632

Golden rectangle

Last Update:

Ratio of numbers, approximately 1:2.4 Plastic ratio – Algebraic number, approximately 1.3247 Supergolden ratio – Algebraic integer, approximately 1.46557...

Word Count : 958

Slip casting

Last Update:

material in the slip, the solids content of the slip, the clay:non-plastic ratio in the slip, the chemicals in the slip, either deliberately added or...

Word Count : 2000

Edmund Harriss

Last Update:

talks on Heesch numbers, Tribonacci numbers, the Rauzy fractal and the plastic ratio. In May and June 2020 Harriss was a visiting fellow at The Institute...

Word Count : 970

Lankford coefficient

Last Update:

coefficient (also called Lankford value, R-value, or plastic strain ratio) is a measure of the plastic anisotropy of a rolled sheet metal. This scalar quantity...

Word Count : 491

Biodegradable plastic

Last Update:

combinations of all three. While the words "bioplastic" and "biodegradable plastic" are similar, they are not synonymous. Not all bioplastics (plastics derived...

Word Count : 7107

PDF Search Engine © AllGlobal.net