Various conventions of the detective genre were standardized during the Golden Age, and in 1929 some of them were codified by writer Ronald Knox in his ' Decalogue ' of rules for detective fiction, among them to avoid supernatural elements, all of which were meant to guarantee that, in Knox's words, a detective story " must have as its main interest the unravelling of a mystery ; a mystery whose elements are clearly presented to the reader at an early stage in the proceedings, and whose nature is such as to arouse curiosity, a curiosity which is gratified at the end.

Elementary algebra introduces the basic rules and operations of algebra, one of the main branches of mathematics.

* Polyhedral skeletal electron pair theory for cluster compounds, including transition metals and main group elements such as boron including Wade's rules for polyhedral cluster compounds, including transition metals and main group elements and mixtures thereof.

The main types of football that are played are association football, American football, Canadian football, Australian rules football, Gaelic football, Rugby league, and Rugby union.

In fact, the main Fudge documents encourage players to " Just Fudge It "; that is, to focus on the story being created rather than on the game rules.

The knee and elbow techniques in Japanese kickboxing, indicative of its Muay Thai heritage, are the main difference that separates this style from other kickboxing rules.

Its main rules are as follows:

The main proponent of such a theory is Noam Chomsky, the originator of the generative theory of grammar, who has defined language as a particular set of sentences that can be generated from a particular set of rules.

The main difference between these is that immutable rules must be changed into mutable rules ( called transmuting ) before they can be modified or removed.

Users may create up to five accounts per email but the rules state that only one account may be used to earn Neopoints ; that account is referred to as a " main " and the rest as " sides ".

Household baptism implies that the rules for membership in Abraham's covenant have continued into the New Testament, the main difference is the sign of the covenant.

The main notable difference between British Rowing rules and FISA rules is that coxes are not required to wear buoyancy aids in international events governed by FISA, whereas they are required to wear one at all times under the British Rowing rules.

In addition to the main rule book ( now in its fourth edition ) there have been over 100 supplemental books published with adventures and expansions to both the rules and the game settings.

The main problem racing faced was the lack of a unified set of rules among the different tracks.

Smack is a Linux kernel security module that protects data and process interaction from malicious manipulation using a set of custom mandatory access control rules, with simplicity as its main design goal.

" Most published supplements for Traveller deal in some way with a default setting called the " Third Imperium ", ( sometimes referred to as the Official Traveller Universe ( OTU )), but the main rules are generic enough so that a campaign can be played in any setting the referee chooses.

The initial run of titles was printed at low cost with black ink on various colored papers to distinguish the various titles ( the main rules were on pink paper, the kung-fu rules were on yellow, and so on ).

' He argues that one of the main reasons for introducing rule utilitarianism was to do justice to the general rules that people need for moral education and character development and he proposes that “ a difference between act-utilitarianism and rule-utilitarianism can be introduced by limiting the specificity of the rules, i. e., by increasing their generality .” This distinction between a ‘ specific rule utilitarianism ’ ( which collapses into act utilitarianism ) and ‘ general rule utilitarianism ’ forms the basis of Hare ’ s two-level utilitarianism.

The bills were principally for hospitalization and doctors' fees during the last years of his life, and when he died he owed in the main only current doctor's bills.

While observing the operations of our Government in various parts of the world, I have felt that in many situations where our policies were good we have tended to ignore minor problems which spoiled our main effort.

these were Oersted's main contacts in science.

Originally, the main types used were various compositions of polyesters.

I finally went downstairs to the bar off the main lobby where most of the cast were drowning their sorrows over the untimely passing of Ask Tony.

But the main point here is that even if such a restatement were not possible, the demand to demythologize the kerygma would still be unavoidable.

At present the doctor's main concern was in seeing to it that Japanese salvage firms were not permitted to operate on the hulks of warships sunk too close inshore, because the work involved setting off nerve-shattering blasts at all hours.

Traditionally, wheat and barley were the main crops of the region, but the inauguration of major new irrigation projects in the 1980s has led to greater agricultural diversity and development.

The entrants ranged from serious manufacturers like Peugeot, Panhard or De Dion to amateur owners, and only 25 were selected for the main race.

In 2010, the main macro deficiencies of the Armenian economy — namely, unsustainable growth drivers, a narrow and resource-dominated export base, and overdependence on private transfers — were still prevalent.

The main three export destinations were Bulgaria with 15. 2 percent of total exports, followed by Germany with 14. 2 percent and Russia with 13. 9 percent.

Raw minerals were the main export sent to Bulgaria and Germany.

While there are ancient relations between the Indian Vedas and the Iranian Avesta, the two main families of the Indo-Iranian philosophical traditions were characterized by fundamental differences in their implications for the human being's position in society and their view on the role of man in the universe.

Agathon was also the first playwright to write choral parts which were apparently independent from the main plot of his plays.

The main objective of the mission, however, was to secure the return of Edward ; but this failed, mainly because Henry III's relations with the Hungarians were strained, and the emperor was unable or unwilling to help Ealdred.

His main policies were concerned with avoiding the development of great noble houses, kingdoms inside the kingdom, and concentrating power in the person of the king.

A unified General Chancellorship for the whole Aragonese reign was set in Naples, although the main functionaries were of Aragonese nationality.

Competence does not seem to have been the main issue, but rather, at least in the 4th century BC, whether they were loyal democrats or had oligarchic tendencies.

In each of the ten " main meetings " ( kuriai ekklesiai ) a year, the question was explicitly raised in the assembly agenda: were the office holders carrying out their duties correctly?

There were two main categories in this group: those required to handle large sums of money, and the 10 generals, the strategoi.

The three main camps were Auschwitz I, Auschwitz II-Birkenau, and a work camp called Auschwitz III-Monowitz, or the Buna.

The early 1960s and 1970s ( up until his death in 1976 ) were marked by key works in Helsinki, in particular the huge town plan for the void in centre of Helsinki adjacent to Töölö Bay and the vast railway yards, and marked on the edges by significant buildings such as the National Museum and the main railway station, both by Eliel Saarinen.

Despite this all of the games released on ROM were packaged as ' serial ROMS ', from which the micro would load programs into main memory in exactly the same way as if it were loading from tape.

The Angles were one of the main groups that settled in Britain in the post-Roman period, founding several of the kingdoms of Anglo-Saxon England, and their name is the root of the name England.