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Projection vs Null - What's the difference?

projection | null |

As nouns the difference between projection and null

is that projection is something which projects, protrudes, juts out, sticks out, or stands out while null is zero, nil; the cardinal number before einn.

projection

English

Noun

(en noun)
  • Something which projects, protrudes, juts out, sticks out, or stands out.
  • The face of the cliff had many projections which are big enough for birds to nest on.
  • The action of projecting]] or throwing or [[propel, propelling something.
  • The display of an image by devices such as movie projector, video projector, overhead projector or slide projector.
  • A forecast or prognosis obtained by extrapolation
  • (psychology) A belief or assumption that others have similar thoughts and experiences as oneself
  • (photography) The image that a translucent object casts onto another object.
  • (cartography) Any of several systems of intersecting lines that allow the curved surface of the earth to be represented on a flat surface. The set of mathematics used to calculate coordinate positions.
  • (geometry) An image of an object on a surface of fewer dimensions.
  • (linear algebra) An idempotent linear transformation which maps vectors from a vector space onto a subspace.
  • (mathematics) A transformation which extracts a fragment of a mathematical object.
  • (category theory) A morphism from a categorical product to one of its (two) components.
  • Synonyms

    * (something which sticks out) protuberance

    Derived terms

    * * astral projection * axonometric projection * dimetric projection * graphical projection * oblique projection * orthographic projection * parallel projection * perspective projection * projective * isometric projection * trimetric projection

    null

    English

    Noun

    (en noun)
  • A non-existent or empty value or set of values.
  • Zero]] quantity of [[expression, expressions; nothing.
  • (Francis Bacon)
  • Something that has no force or meaning.
  • (computing) the ASCII or Unicode character (), represented by a zero value, that indicates no character and is sometimes used as a string terminator.
  • (computing) the attribute of an entity that has no valid value.
  • Since no date of birth was entered for the patient, his age is null .
  • One of the beads in nulled work.
  • (statistics) null hypothesis
  • Adjective

    (en adjective)
  • Having no validity, "null and void"
  • insignificant
  • * 1924 , Marcel Proust, Within a Budding Grove :
  • In proportion as we descend the social scale our snobbishness fastens on to mere nothings which are perhaps no more null than the distinctions observed by the aristocracy, but, being more obscure, more peculiar to the individual, take us more by surprise.
  • absent or non-existent
  • (mathematics) of the null set
  • (mathematics) of or comprising a value of precisely zero
  • (genetics, of a mutation) causing a complete loss of gene function, amorphic.
  • Derived terms

    * nullity

    Verb

    (en verb)
  • to nullify; to annul
  • (Milton)

    See also

    * nil ----