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  2. Lists of shapes - Wikipedia

    en.wikipedia.org/wiki/Lists_of_shapes

    Lists of shapes cover different types of geometric shape and related topics. They include mathematics topics and other lists of shapes, such as shapes used by drawing or teaching tools. They include mathematics topics and other lists of shapes, such as shapes used by drawing or teaching tools.

  3. Penrose graphical notation - Wikipedia

    en.wikipedia.org/wiki/Penrose_graphical_notation

    A diagram in the notation consists of several shapes linked together by lines. The notation widely appears in modern quantum theory , particularly in matrix product states and quantum circuits . In particular, categorical quantum mechanics (which includes ZX-calculus ) is a fully comprehensive reformulation of quantum theory in terms of Penrose ...

  4. Mohr's circle - Wikipedia

    en.wikipedia.org/wiki/Mohr's_circle

    Mohr's circle is a two-dimensional graphical representation of the transformation law for the Cauchy stress tensor. Mohr's circle is often used in calculations relating to mechanical engineering for materials' strength, geotechnical engineering for strength of soils, and structural engineering for strength of built

  5. Curta - Wikipedia

    en.wikipedia.org/wiki/Curta

    A partially disassembled Curta calculator, showing the digit slides and the stepped drum behind them Curta Type I calculator, top view Curta Type I calculator, bottom view. The Curta is a hand-held mechanical calculator designed by Curt Herzstark. [1] It is known for its extremely compact design: a small cylinder that fits in the palm of the hand.

  6. Parabolic arch - Wikipedia

    en.wikipedia.org/wiki/Parabolic_arch

    While a parabolic arch may resemble a catenary arch, a parabola is a quadratic function while a catenary is the hyperbolic cosine, cosh(x), a sum of two exponential functions. One parabola is f(x) = x 2 + 3x − 1, and hyperbolic cosine is cosh(x) = ⁠ e x + e −x / 2 ⁠. The curves are unrelated.

  7. The symbolism and meaning behind different engagement ring shapes

    www.aol.com/symbolism-meaning-behind-different...

    Emerald cut diamonds represent strength, sophistication, elegance, and an appreciation for history and tradition. Emerald cuts are perfect for lovers who honor the allure of the past but look ...

  8. Vector graphics - Wikipedia

    en.wikipedia.org/wiki/Vector_graphics

    Because it is a regular shape, a square could also be defined by the location of one corner, a size (width=height), and a rotation angle. The fundamental geometric primitives are: A single point. A line segment, defined by two end points, allowing for a simple linear interpolation of the intervening line.

  9. Over 50? If You Can Do These 10 Strength Drills, You're in ...

    www.aol.com/lifestyle/over-50-10-strength-drills...

    Aim to perform three sets of six to eight box step-ups per leg on an 18-inch to 24-inch box. RELATED: 10 Best Balance Exercises To Keep You Active&Mobile as You Age Strength Drill #8: Single-Leg RDL