In set theory, 0† (zero dagger) is a particular subset of the natural numbers, first defined by Robert M. Solovay in unpublished work in the 1960s. (The...

the number zero in algebraic structures Zero object in a category Zero dagger (denoted 0†), a particular subset of the natural numbers Zero sharp (denoted...

A dagger is a fighting knife with a very sharp point and usually one or two sharp edges, typically designed or capable of being used as a cutting or thrusting...

of notable daggers, either historical or modern. A dagger is a knife with a sharp point designed for fighting. Acinaces Bronze Age dagger Parazonium Pugio...

A bollock dagger or ballock knife is a type of dagger with a distinctively shaped hilt, with two oval swellings at the guard resembling male testes ("bollocks")...

Zero-point energy (ZPE) is the lowest possible energy that a quantum mechanical system may have. Unlike in classical mechanics, quantum systems constantly...

The parrying dagger is a category of small handheld weapons from the European late Middle Ages and early Renaissance. These weapons were used as off-hand...

where they were operated under the name Dagger. During 1978, Argentina urgently deployed their first Daggers due to the Beagle conflict, a territorial...

A push dagger (alternately known as a punch dagger, punch knife, push knife or, less often, a push dirk) is a short-bladed dagger with a "T" handle designed...

A rondel dagger /ˈrɒndəl/ or roundel dagger is a type of stiff-bladed dagger used in Europe in the late Middle Ages (from the 14th century onwards), used...