enow.com Web Search

  1. Ad

    related to: sharp properties

Search results

  1. Results from the WOW.Com Content Network
  2. Inequality (mathematics) - Wikipedia

    en.wikipedia.org/wiki/Inequality_(mathematics)

    An inequality is said to be sharp if it cannot be relaxed and still be valid in general. Formally, a universally quantified inequality φ is called sharp if, for every valid universally quantified inequality ψ, if ψ ⇒ φ holds, then ψ ⇔ φ also holds. For instance, the inequality ∀a ∈ R. a 2 ≥ 0 is sharp, whereas the inequality ∀ ...

  3. Sharpe ratio - Wikipedia

    en.wikipedia.org/wiki/Sharpe_ratio

    In finance, the Sharpe ratio (also known as the Sharpe index, the Sharpe measure, and the reward-to-variability ratio) measures the performance of an investment such as a security or portfolio compared to a risk-free asset, after adjusting for its risk.

  4. Exterior calculus identities - Wikipedia

    en.wikipedia.org/wiki/Exterior_calculus_identities

    The metric tensor (,) induces duality mappings between vector fields and one-forms: these are the musical isomorphisms flat ♭ and sharp ♯.A section () corresponds to the unique one-form ♭ such that for all sections (), we have:

  5. Sharpness (cutting) - Wikipedia

    en.wikipedia.org/wiki/Sharpness_(cutting)

    Sharpened metal drop-point blade Naturally occurring sharp obsidian piece Shark tooth with a sharp, serrated edge A sewing needle comes to a sharp point. Sharpness refers to the ability of a blade, point, or cutting implement to cut through materials with minimal force, and can more specifically be defined as the capacity of a surface to initiate the cut. [1]

  6. Pyramid power - Wikipedia

    en.wikipedia.org/wiki/Pyramid_power

    Pyramid power is the belief that the pyramids of ancient Egypt and objects of similar shape can confer a variety of benefits. Among these supposed properties are the ability to preserve foods, [1] sharpen or maintain the sharpness of razor blades, [2] improve health, [3] function "as a thought-form incubator", [4] trigger sexual urges, [5] and cause other effects.

  7. 6 of the Most Common Home Renovations — Are They ... - AOL

    www.aol.com/finance/6-most-common-home...

    With home prices still on the rise in every region of the U.S., 63% of homeowners say they'd rather remodel their homes than move to renovated homes, according to an October survey by Clever Real...

  8. Tempered glass - Wikipedia

    en.wikipedia.org/wiki/Tempered_glass

    Because large, sharp glass shards would present additional and unacceptable danger to passengers, tempered glass is used so that if broken, the pieces are blunt and mostly harmless. The windscreen or windshield is instead made of laminated glass , which will not shatter into pieces when broken while side windows and the rear windshield have ...

  9. AOL Mail

    mail.aol.com/?icid=aol.com-nav

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  1. Ad

    related to: sharp properties