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Look up Null, null, a-null, or núll in Wiktionary, the free dictionary. Null may refer to: Nuller, an optical tool using interferometry to block certain...

scientific research, the null hypothesis (often denoted H0) is the claim that the effect being studied does not exist. The null hypothesis can also be described...

epistemological importance of the choice of null hypothesis has gone largely unacknowledged. When the null hypothesis is predicted by theory, a more precise...

cardinality of the natural numbers is ℵ0 (read aleph-nought or aleph-zero or aleph-null), the next larger cardinality of a well-ordered set is aleph-one ℵ1, then...

two albums, Ghosts I–IV and The Slip, independently on his own label, The Null Corporation. In 2009, Nine Inch Nails went on hiatus following the Wave Goodbye...

special zero consonant to represent a null onset. As an example, in Hangul, the alphabet of the Korean language, a null onset is represented with ㅇ at the...

The null character (also null terminator) is a control character with the value zero. It is present in many character sets, including those defined by...

called a null-homotopy.) For example, a map f {\displaystyle f} from the unit circle S 1 {\displaystyle S^{1}} to any space X {\displaystyle X} is null-homotopic...

In mathematics, the kernel of a linear map, also known as the null space or nullspace, is the part of the domain which is mapped to the zero vector of...

Dereferencing a null pointer, which results in undefined behavior, will usually cause a segmentation fault. This is because a null pointer cannot be...

In mathematical analysis, a null set is a Lebesgue measurable set of real numbers that has measure zero. This can be characterized as a set that can be...

Vreedle Brothers are "summons" in the game. Additionally, Bellwood and the Null Void are included as battle arenas. Kevin also appears as a "summon" in the...

In SQL, null or NULL is a special marker used to indicate that a data value does not exist in the database. Introduced by the creator of the relational...

that contract is treated as being void ab initio. The frequent combination "null and void" is a legal doublet. The term is frequently used in contradistinction...

the null device is a device file that discards all data written to it but reports that the write operation succeeded. This device is called /dev/null on...

If A is a Lebesgue-measurable set with λ(A) = 0 (a null set), then every subset of A is also a null set. A fortiori, every subset of A is measurable. If...

In voting, a ballot is considered spoilt, spoiled, void, null, informal, invalid or stray if a law declares or an election authority determines that it...

A knockout mouse, or knock-out mouse, is a genetically modified mouse (Mus musculus) in which researchers have inactivated, or "knocked out", an existing...

computer programming, a null-terminated string is a character string stored as an array containing the characters and terminated with a null character (a character...

elementa (1659). He used the term quasi-infinite for unbounded and quasi-null for vanishing. Newton dealt with series in his works on Analysis with infinite...