There exists a wide range of philosophical views on man's obligations or motivations to act altruistically.

* There exists a model of ZF ¬ C in which there is a function f from the real numbers to the real numbers such that f is not continuous at a, but f is sequentially continuous at a, i. e., for any sequence

There also exists in heraldry the " Anchored Cross ", or Mariner's Cross, a stylized cross in the shape of an anchor.

There also exists a caspase-independent apoptotic pathway that is mediated by AIF ( apoptosis-inducing factor ).

; Identity element: There exists an element e in A, such that for all elements a in A, the equation holds.

There are a number of different categories that board games can be broken up into, although considerable overlap exists, and a game may belong in several categories.

There also exists a Vocaloid song sung by Len Kagamine, Dream Eating Monochrome Baku, about the Baku, depicting it / him as a sharply dressed blond boy ( Len Kagamine ) with an elephant cane.

There exists a limited tradition of Breton literature.

There also exists a monolingual dictionary, Geriadur Brezhoneg an Here, defining Breton words in Breton.

There exists a photo of the Captain and his dog outside his cabin on the ship.

There is debate as to whether time exists only in the present or whether far away times are just as real as far away spaces, and there is debate as to whether space is curved.

There exists an international standard way to do this ( the ISO week ).

There exists a Permanent Representative of Croatia to the United Nations.

There is ample literary evidence to further substantiate that " Chicano " is a self-declaration, as a large body of Chicano literature exists with publication dates far predating the 1950s.

There also exists multistage sampling, where more than two steps are taken in selecting clusters from clusters.

* There exists a computable function which, given any positive rational error bound, produces a rational number r such that

There are a large number of interesting tasks, and while it is not known if a polynomial-time solution exists for any of them, it is known that if such a solution exists for any of them, one exists for all of them.

There exists a misconception concerning the power of the pope in the Middle Ages.

There also exists a small number of analogue-only cable networks such as the Longford service Crossan Cable.

: The categorical proposition " Some man is sick " has the same meaning as the existential proposition " A sick man exists " or " There is a sick man ".

Thus, in the sentence " There exists a man ", the term " man " is asserted to be part of existence.

But we can also assert, " There exists a triangle.

There exists an identity ( or neutral ) element such that.

There should be no reason to misinterpret or ignore the intent of this letter.

There was a letter to write to her mother, and she tried to make its tone cheerful.

There are no distinct upper and lower case letter forms.

There are also songs that go through the alphabet, making each letter stand for something in the process.

There is also a U. S. Supreme Court case that predates the dictionary, Jackson ex dem Bradford v. Huntington, that uses the phrase " black letter " in the same sense as black letter law: " It is seldom that a case in our time savors so much of the black letter, but the course of decisions in New York renders it unavailable.

There is no consensus on some terms describing carbon nanotubes in scientific literature: both "- wall " and "- walled " are being used in combination with " single ", " double ", " triple " or " multi ", and the letter C is often omitted in the abbreviation ; for example, multi-walled carbon nanotube ( MWNT ).

) There are also two main conventions for the second letter of the digraph as well: voicing may be written with g and uvular affrication with x, or voicing with d and affrication with g ( a convention of Afrikaans ).

There is no extant information about Onesimus apart from the letter.

Rabbi Louis Finkelstein, scholar of the JTSA, wrote: " There are those who would think that we have but two alternatives, to reject or to accept the law, but in either case to treat it as a dead letter.

There he began " Calidore " and initiated the era of his great letter writing.

There is a distinction between " Marxism " and " what Marx believed "; for example, shortly before he died in 1883, Marx wrote a letter to the French workers ' leader Jules Guesde, and to his own son-in-law Paul Lafargue, accusing them of " revolutionary phrase-mongering " and of lack of faith in the working class.

There are classes A, B, C, E with number following the letter.

There were also variants such as the 68A09 ( E ) and 68B09 ( E ); the internal letter indicates the processor's rated clock speed.

There is also a letter to the bishops of Sardinia, where ( since circa 1050 brought under Pisan and Genoan control ) he sent monks while still abbot of Monte Cassino.

There are two chief sources of information concerning the life of Polycarp: the letter of the Smyrnaeans recounting the martyrdom of Polycarp and the passages in Irenaeus ' Adversus Haereses.

There is speculation that Regiomontanus had arrived at a theory of heliocentrism before he died ; a manuscript shows particular attention to the heliocentric theory of the Pythagorean Aristarchus, mention was also given to the motion of the earth in a letter to a friend.

There are two versions of this letter, one read at the beginning and one at the end, which are slightly different, illustrating the change in the students ' judgments of one another and their realization that they truly have things in common.

There is extant a very pious Latin letter written by him to a fellow-martyr, and another to Cromwell, begging for some slight mitigation of his " close prison "; " license to go to church and say Mass here within the Tower and for to lie in some house upon the Green ".

# There should be a uniform flat rate to mail a letter anywhere in the world

There is a widespread belief according to which Argelander chose the letter R for German rot or French rouge, both meaning " red ", because many variable stars known at that time appear red.

There is a surviving letter from the French king dated 7 November 1300 to his envoys in Rome demanding that they should help Sir William.

There is some confusion about the letter in the literature, as the English language was far from standardised at the time.

There was no independent confirmation of the reported reception, and the transmissions, consisting of the Morse code letter S sent repeatedly, were difficult to distinguish from atmospheric noise.