Many methods are used in amateur astronomy, but most are variations of a few specific techniques.

Many related games have emerged from football, mainly with variations of contact to encourage greater participation.

Many chess openings and variations are named after Nimzowitsch, the most famous being the Nimzo-Indian Defence ( 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 ) and the less often played Nimzowitsch Defence ( 1. e4 Nc6 ).

Many rule variations of blackjack exist.

Many variations were created, the most common of which is served cold rather than hot.

Many others are possible, but they tend to be further variations and compounds of the above.

Many more errors came from the tendency of actors to interpolate words and sentences, producing so many corruptions and variations that a law was proposed by Lycurgus of Athens in 330 BC "... that the plays of Aeschylus, Sophocles and Euripides should be written down and preserved in a public office ; and that the town clerk should read the text over with the actors ; and that all performances which did not comply with this regulation should be illegal.

Many dishes that were once regional have proliferated in variations across the country.

Many variations are possible from the roughly classical-sized OO and Parlour to the large Dreadnought and Jumbo.

Many significant regional dishes have become national, but have proliferated in different variations across the country presently.

Many variations of the nutrient solutions used by Arnon and Hoagland ( see above ) have been styled ' modified Hoagland solutions ' and are widely used.

Many variations of the eye-fixation approach exist, including the induction used in the Stanford Hypnotic Susceptibility Scale ( SHSS ), the most widely used research tool in the field of hypnotism.

Many variations and alternatives to the original hypnotic induction techniques were subsequently developed.

Many stores include restaurants serving traditional Swedish food, including potatoes with Swedish meatballs, cream sauce and lingonberry jam, although there are variations.

Many regional dishes have become national, and dishes that were once regional have proliferated in different variations across the country.

Many of these lasers actually lase in several longitudinal modes at the same time, and beats between the slightly different optical frequencies of those oscillations will in fact produce amplitude variations on time scales shorter than the round-trip time ( the reciprocal of the frequency spacing between modes ), typically a few nanoseconds or less.

Many of his variations ( and he has become the de facto master of this musical genre ), including Le Streghe, The Carnival of Venice, and Nel cor più non mi sento, were composed, or at least first performed, before his European concert tour.

Many variations on seat allocation within party-list proportional representation exist.

Many industries use variations of these project stages.

Many other organisations developed variations on these, and for many years Windows and Macintosh computers used incompatible variations.

Many variations of this type exist, such as being canted forwards or backwards, and being carried on the dominant hand side, off-hand side, or the small of the back.

Many instruments originated during the Renaissance ; others were variations of, or improvements upon, instruments that had existed previously.

Many other languages use red panda, or variations of shining / gold or lesser / small in their names for this species.

Many possible candidates have been proposed, including specific copy number variations, NOTCH4, and histone protein loci.

Many protists also exist as individual amoeboid cells, or take such a form at some point in their life-cycle.

Many laboratory methods exist for the organic synthesis of arenes from non-arene precursors.

Many processes are close to adiabatic and can be easily approximated by using an adiabatic assumption, but there is always some heat loss ; as no perfect insulators exist.

Many arguments from morality are based on morality normativity, which suggest that objective moral truths exist and require God's existence to give them authority.

Many fundamental questions of craftsmanship versus mass production, the relationship of usefulness and beauty, the practical purpose of formal beauty in a commonplace object, and whether or not a single proper form could exist, were argued out among its 1, 870 members ( by 1914 ).

Many scholars in those days thought it reasonable to believe that there exist means for transforming cheaper ( base ) metals into gold.

Many, if not most, towns in northern Canada, where agriculture is difficult, exist because of a nearby mine or source of timber.

Many Halal Chinese restaurants exist in New York City, owned by Hui Muslims.

Many informal intoxication tests exist, which are generally unreliable and not recommended as deterrents to excessive intoxication or as indicators of the safety of activities such as motor vehicle driving, heavy equipment operation, machine tool use, etc.

Many other two-terminal nonlinear devices exist, for example a neon lamp has two terminals in a glass envelope and has interesting and useful nonlinear properties.

Many standards exist for encoding ( e. g., ASCII, JPEG, MPEG-4 ).

Many standards exist for encoding ( e. g., ASCII, JPEG, MPEG-4 ).

Many types of video compression exist for serving digital video over the internet and on optical disks.

Many ENSO linkages exist in the high southern latitudes around Antarctica.

Many conversion tables and programs exist, largely created by genealogists.

Many arguments involving finite sets rely on the pigeonhole principle, which states that there cannot exist an injective function from a larger finite set to a smaller finite set.

Many such longform structures now exist.

Many interrelationships of these areas exist, and some are subsets of others.

Many theories exist as to the source and origin of Sabah power.

Many dialects exist, but the standardized dialect of prestige is almost invariably that of the sitting emperor.

Many different formulations exist which are all more or less equivalent but differ in the details of

Many newly made labyrinths exist today, in churches and parks.

Many XML-based applications now exist, including Resource Description Framework ( RDF ), XForms, DocBook, SOAP and the Web Ontology Language ( OWL ).