He had particular difficulty in believing in natural selection as the main motive force in evolution.

The main reason for this complexity lies in the difficulty of reproducing the observed fermion masses and mixing angles.

Two main criticisms with Platonic realism relate to inherence and difficulty of creating concepts without sense-perception.

The entire process was done quickly and in the main without difficulty, after which the vessels were studied, scrapped, or given to Allied navies.

Money remains the main difficulty.

Spontaneous Raman scattering is typically very weak, and as a result the main difficulty of Raman spectroscopy is separating the weak inelastically scattered light from the intense Rayleigh scattered laser light.

The main problem in both directions is the difficulty of conversion between the digital and the analog domains at a high enough rate and a high enough accuracy at the same time, and without relying upon physical processes like interference and electromagnetic resonance for assistance.

The inhabitants voted to dis-incorporate in 1923 due to difficulty in raising sufficient taxes to finance town operations following the demise of the town's main source of revenue, the lumber mill.

Besides, the enemy had again gained the weather gauge, the dangers of which became immediately clear as George Ayscue, seeing the two Admirals together in a vulnerable position, tried to isolate them ; with great difficulty they managed to return to their main force.

Robinson stated in his autobiography that one of the main considerations for his move up to middleweight was the increasing difficulty he was having in making the welterweight weight limit.

Passenger traffic on the GCR was never heavy, perhaps because it was the last main line to be built, which meant it had difficulty competing against longer-established rivals ( especially the Midland Railway and its terminal St Pancras ) for the lucrative intercity passenger business.

A striking and deliberate omission from the new buildings was any provision for a school hall capable of holding all masters and boys simultaneously, and although the main sports hall is large enough to accommodate the entire school, the difficulty in setting up enough chairs means that the hall is used to house the entire school only twice per year.

The main symptoms of achalasia are dysphagia ( difficulty in swallowing ), regurgitation of undigested food, chest pain behind the sternum, and weight loss.

The group felt the need for a library in Lansingburgh existed because of the difficulty residents had in getting to the main library downtown.

The main difficulty in verifying Perelman's proof of the Geometrization conjecture was a critical use of his Theorem 7. 4 in the preprint ' Ricci Flow with surgery on three-manifolds '.

The ancestors of the amniotes probably laid their eggs in moist places, as such modest-sized animals would not have difficulty finding depressions under fallen logs or other suitable places in the ancient forests ; and dry conditions were probably not the main reason the soft shell emerged.

The main difficulty in understanding the meaning of the text is the insufficient knowledge of the Umbrian vocabulary.

Adding to the difficulty of the game was the fact that the player had two main tasks to complete ; the escape from the islands, and the collection of the thirty coins.

With rope, the main difficulty is tying the hands in a way that is not easy to untie.

Petrasek and Rapin ( 2002 ) cite the three main reasons for this decline as ( 1 ) stigma and privacy concerns, ( 2 ) the difficulty of quantifying medical savings and ( 3 ) physician incentive to medicate without specialist referral.

The main challenge in addressing this question is the difficulty in monitoring UTWV globally over long timescales.

The Matterhorn was one of the last of the main Alpine mountains to be ascended, not because of its technical difficulty, but because of the fear it inspired in early mountaineers.

He knew he could not rely on Museum curators or other members of the cultural establishment – in 1908 he wrote “ The main difficulty so far seems to have been that Indian art has been studied so far only by archaeologists.

One other source of difficulty arises from the fact that works of music usually involve passages that are repeated ( either identically or similarly ) in more than one location ; this occurs, for instance, in the recapitulation section of a work in sonata form or in the main theme of a rondo.

The town was about what Wilson expected: one main street with its rows of false-fronted buildings, a water tower, a few warehouses, a single hotel ; ;

That was the day that he had practically mopped up the main street of Big Sands with Aaron McBride, field boss for the Highlands Oil & Gas Company.

Fleischman with eight was to patrol the Leyte Gulf area, with his main task to get any kamikaze before they got to the ships.

He rummaged, found composers and arrangers, collaborated on the main design and outline of harmonization with musicians, ballad singers, and musicologists.

The Walnut Trees Of Altenburg is composed in the form of a triptych, with the two small side panels framing and enclosing the main central episode of the novel.

The central storage is near a main artery quite easy to reach with large transports on a short crescent swing, with fewer trucks in the residential streets.

The issue was acute because the exiled Polish Government in London, supported in the main by Britain, was still competing with the new Lublin Government formed behind the Red Army.

There the matter stands with the prospect that soon Manchester may be removed from the roster of towns contributing raw sewage to its main streams.

But to return to the main line of our inquiry, it is doubtful that Utopia is still widely read because More was medieval or even because he was a martyr -- indeed, it is likely that these days many who read Utopia with interest do not even know that its author was a martyr.

The editor's main criticism of the trial was the haste with which it was conducted.

And I suggest further that the main cause of the trouble we are in has been the failure of American policy-makers, ever since we assumed free world leadership in 1945, to deal with this problem realistically and seriously.

Cocktails will be served from 6 to 7 p.m., with dinner at 7 and entertainment in the main dining room immediately following.

One is not sure who emerges as the main personality of this book -- Mijbil, with his rollicking ways, or Maxwell himself, poet, portrait painter, writer, journalist, traveller and zoologist, sensitive but never sentimental recorder of an unusual way of life, in a language at once lyrical and forceful, vivid and unabashed.

He'd have to think, but the main thing, the imperative necessity, was to leave before Sam Bentley was up and about, and before Millie detained him with sympathy.

This cuisine uses cereals as the main products, since always it is produced with abundance in the country.

Ethnically, three main groups have to be distinguished, each speaking a Bantu language: the Ovimbundu who represent 37 % of the population, the ( Ambundu ) with 25 %, and the Bakongo 13 %.

The road between Lubango and Namibe, for example, was completed recently with funding from the European Union, and is comparable to many European main routes.

The flowers are in the main not particularly distinctive, being of a general ' lily type ', with six tepals, either free or fused from the base.

* In the Cree family, vowels are marked by rotating or flipping the consonants, and final consonants are indicated with either special diacritics or superscript forms of the main initial consonants.

The main feature of the family is the composite flower type in the form of capitula surrounded by involucral bracts. The name " Asteraceae " comes from Aster, the most prominent generum in the family, that derives from the Greek ἀστήρ meaning star, and is connected with its inflorescence star form.

* 1918 – World War I: The Flight over Vienna mission, when a dozen Italian Servizio Aeronautico single-engined military aircraft drop leaflets over the main capital of the Austro-Hungarian Empire, demanding that both Austrian hostilities against Italy be ended, and for Austria to end its alliance with the German Empire.

The vast majority of energy is produced with imported fuel, including gas and nuclear fuel ( for its one nuclear power plant ) from Russia ; the main domestic energy source is hydroelectric.

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.