Willard Thorp, in his new book, American Writing In The Twentieth Century, observes, quite validly it seems: `` Certain subjects are conspicuously absent or have been only lightly touched.

Certain features we have touched upon: philosophy as a logical, deductive system from which a social science methodology can be built up ; ;

`` Certain people must have known about it ''.

Certain facts of their lives have been attributed to him, as well as some of their works: thus the Life of St Bernard should be ascribed to Alain of Auxerre and the Commentary upon Merlin to Alan of Tewkesbury.

Certain natural substances are reputed to have anxiolytic properties, including the following:

Certain basic teachings appear in many places throughout the early texts, so most scholars conclude that the Buddha must at least have taught these teachings:

Certain indigenous Dayak people ( such as the Kayan, Kenyah, Lun Bawang / Lun Dayeh, Punan Bah and Penan ) living on the island have been struggling for decades for their right to preserve their environment from loggers and transmigrant settlers and colonists.

Certain Boer nationalists have asserted that they do not consider themselves a right-wing element of the political spectrum.

Certain elements have no stable isotopes and are composed only of radioactive isotopes: specifically the elements without any stable isotopes are technetium ( atomic number 43 ), promethium ( atomic number 61 ), and all observed elements with atomic numbers greater than 82.

Certain stereotypical patterns of breathing have been identified including Cheyne-Stokes a form of breathing in which the patient's breathing pattern is described as alternating episodes of hyperventilation and apnea.

Certain viruses such as Hepatitis B and human papilloma viruses have been found to cause cancer in humans.

Certain experts have noted the shape of a domestic dog's brain case is closer to the coyote's in shape than that of a wolf's.

* Certain kinds of memory leaks, in which a program fails to free memory occupied by objects that have actually become unreachable, which leads to memory exhaustion if such a behavior is repeated indefinitely.

Certain Jewish thinkers, such as Maimonides, believed that concubines are strictly reserved for kings, and thus that a commoner may not have a concubine ; indeed, such thinkers argued that commoners may not engage in any type of sexual relations outside of a marriage.

Certain chemotherapy agents also have a role in the treatment of other conditions, including ankylosing spondylitis, multiple sclerosis, Crohn's disease, psoriasis, psoriatic arthritis, rheumatoid arthritis, and scleroderma.

Certain scholars have argued that she should be seen as an early feminist who efficiently used language to convey that women could play an important role within society.

Certain rules have traditionally been given for this particular type of definition.

* Certain population segments have been historically under-researched ( racial minorities and people with co-morbid diseases ), and thus the RCT restricts generalizing.

Certain aspects of XP have changed since the book Extreme Programming Refactored ( 2003 ) was published ; in particular, XP now accommodates modifications to the practices as long as the required objectives are still met.

Certain of his film related material and personal papers are contained in the Wesleyan University Cinema Archives to which scholars and media experts from around the world may have full access.

Certain insurance products and practices have been described as rent-seeking by critics.

Certain courts, particularly the United States Supreme Court and most state supreme courts, have discretionary jurisdiction, meaning that they can choose which cases to hear from among all the cases presented on appeal.

Certain, often more expensive keyboards have a diode between each intersection, allowing the keyboard microcontroller to accurately sense any number of simultaneous keys being pressed, without generating erroneous ghost keys ..

Certain resolutions of these paradoxes, particularly Graham Priest's dialetheism as formalised in LP, have the law of excluded middle as a theorem, but resolve out the Liar as both true and false.

Certain tree species, such as hemlock, have also been particularly depleted by past logging activity.

Certain Christian theologians have also criticized a tendency to " historicize " and " dogmatize " certain political or secular events such as the Shoah which are not part of theology as traditionally understood, that is, theology as a hermeneutic of the deposit of faith and of divine revelation, and not theology as sociology, philosophy, history or politics.

Certain Dutch users have a tendency to overtranslate Dutch terms causing a literal, sometimes incomprehensible, translation of the Dutch term into English.

Certain predominantly Asian cobras have the spitting tendency.

Certain of the varying prayers of the Hispano-Gallican Rite have a tendency to fall into couples, a Bidding Prayer, or invitation to pray, sometimes of considerable length and often partaking of the nature of a homily, addressed to the congregation, and a collect embodying the suggestions of the Bidding Prayer, addressed to God.

Certain types of large random satisfiable instances of SAT can be solved by survey propagation ( SP ).

Certain strains of cannabis are cultivated specifically for their ability to produce large amounts of trichomes.

Certain protected areas exist that shelter large and exceptionally visible populations of lions, hyenas, leopards and cheetahs, such as Botswana's Chobe, Kenya's Masai Mara, and Tanzania's Serengeti.

Certain breeds of sheep produce large amounts of lanolin, and the extraction can be performed by squeezing the sheep's harvested wool between rollers.

Certain types of broadening are the result of conditions over a large region of space rather than simply upon conditions that are local to the emitting particle.

* 189 Class: Certain locomotives of DB Schenker Rail class 189 are operating primarily in the Netherlands, they are distinguished by large white contrast areas on the front sides ( otherwise painted red ).

Certain types of animals that are ecologically important on the continental ecozones, like large land predators and grazing mammals, were entirely absent from the islands of Oceania until humans brought them.

Certain large fireworks have been banned by the city and the Catholic Church because they cause serious vibrations in the pyramid ’ s tunnels.

Certain ratings, especially for large systems ( many kilowatts ) use thyristors ( SCR ).

Certain large corporations with strong credit ratings, such as General Electric, issue commercial paper on their own credit.

Certain terrain types, as well as large cities, defending across a river, and fortifying a unit provide additional defensive bonuses ( e. g. a mountain has a 100 % defensive bonus, so a unit with 3 defense will be considered to have 6 defense when defending on a mountain ).

Certain websites which encourage the submission of user-created short films, such as YouTube and Vimeo have attracted large communities of artists and viewers.

Certain areas of land are currently awaiting development, including the former Box Hill Institute of TAFE's East Doncaster campus, now a newly subdivided small housing estate and a large area surrounding the Cherry Hill Tavern, which is proposed for a reception centre.

Certain levels can unlock an " eternal mode " by creating an exceptionally large katamari.

Certain Romanians link these events with the killings during the Romanian Revolution of 1989 of Romanian policemen and local government employees in areas with large Hungarian minorities or where Hungarians form a majority.

Certain valuables can be found around the field and can be stolen and then sold at the safehouse for a large amount of money ; these valuables range from portraits to vases, etc.

Certain species of fish and several types of cleaner shrimp may assist the fish in large numbers and even go inside the mouth ( and then to the gill cavity ) without being eaten.

* Certain changes in large entitlement programs-this refers to instances when new conditions or reductions in large entitlement programs, providing $ 500 million or more annually to state or local governments, are imposed by the federal government.

Certain Life Nights recommend a large group wrap session or doing a group activity ( like a prayer walk ) to provide the teens a chance to digest the message of the night.

Certain large one-percent MCs have rivalry between each other and will fight over territory and other issues.

Certain predators or parasites, when added to the soil, can have a large effect on root herbivores and thereby indirectly affect plant fitness.

Certain areas in Cardiff North are some of the most affluent in the city with a larger number of people living in large semi-detached or detached housing, mainly in Cyncoed, Lisvane, Rhiwbina, Thornhill and certain parts of Whitchurch and Tongwynlais.