The use of emoticons can be traced back to the 19th century, and they were commonly used in casual and humorous writing. They are used mainly in text messages and emails.

They proposed that, of all closed classical orbits traced by a mechanical system in its phase space, only the ones that enclosed an area which was a multiple of Planck's constant were actually allowed.

They first covered the area entirely with white then traced the design in black, leaving out the lights of the ground color.

They concluded the ability to assign an individual to a specific population cluster with enough markers considered is perfectly compatible with the fact it may still be possible for two randomly chosen individuals from different populations / clusters to be more similar to each other than to a randomly chosen member of their own cluster whilst still being capable of being traced back to specific regions.

They can sometimes be traced for as much as, and sometimes create interference patterns with refracted waves.

They also rejected Muhammad, though they traced their philosophy and science to the Moors, asserting that it had been kept secret for 120 years until the intellectual climate might receive it.

They had officially been in existence since 1984, but their spiritual roots could be traced as far back as René Dumont ’ s candidacy for the presidency in 1974.

They can be traced back to the early part of the 15th century, and they have practically retained their original form up to the present date.

Next came two successful Frank Launder and Sidney Gilliat thrillers, I See a Dark Stranger ( 1945 ) and Green for Danger ( 1946 ), followed by They Made Me a Fugitive ( 1947 ), to which the roots of British realism in cinema can be traced.

They considered this claim as their birthright, since their lineage was traced back directly to the Mongolian Yuan Dynasty and its progenitor, Genghis Khan.

They eventually traced it in the BBC broadcast archive ( now in Perivale, West London ), but it soon became very clear that its age meant that restoration would be a painstaking task.

They also traced some who had moved to other parts of the state and the U. S. Of an estimated 30 persons interviewed for affidavits or on tape, 20 said they had seen flights, eight indicated they had heard of the flights, and two said that Whitehead did not fly.

They were led by a Chieftain, whose ancestry could be traced back to Elendil and beyond, to the ancient Kings of Númenor.

" Chimes of Freedom " can be traced to " Lay Down Your Weary Tune ", an outtake from The Times They Are A-Changin '.

They traced their origins to Freskin, a man believed to have Flemish origins.

They traced a new course for urban popular music and influenced a further generation of musicians, some of whom also participated in the protest movement and are still active, including Fausto, Vitorino, Janita Salomé and Júlio Pereira, among others.

They can be traced far back in the early Middle Ages, but most of the preserved ones date from the 17th century.

They traced him to Camp Sergio Osmeña and later to Camp Cabahug in the City of Cebu.

They start from master models ( typically on paper ) which are traced out onto skin or parchment, providing the figures with an outline and with indications of any holes that will need to be cut ( such as for the mouth or eyes ).

They had traced the cowl with their " super sensitive Geiger counter " in the Batplane.

They keep the genealogy line traced back to this ancestor.

They can be traced back thousands of years to celebrating the arrival of harvest time, the autumnal equinox, and the honoring of earth gods.

They are crafty, sensual, ungrateful, obstinate and unfeeling, and much of their affection for their children may be traced to purely selfish motives.

They have, however, finally traced the P7E ’ s signal and head into a nebula to locate the missing ship.

They were dirty, their clothes were torn, and the girl was so exhausted that she fell when she was still twenty feet from the front door.

They had pistols in their hands.

They poured through the opening in the valley, then spread out in a long line to come at us, brandishing their lances and filling the morning with their spine-chilling scalp cry.

They lay a little too stiffly, with their eyes straining to stay closed.

They, and the two large fans which I could dimly see as daylight filtered through their vents, down at the far end of the hall, could be turned on by a master switch situated inside the office.

They squatted on their heels in the deep mud and Dill found a cigar in his breast pocket, passing it over silently.

They had spent a million dollars, carving in a road, putting up buildings, drilling their haulage tunnel.

They blame us for all their troubles.

They were sitting on their heels, rider-fashion, over by the still empty calf wagon.

They returned to the street, mounted their horses, rode through the rain to the big house on Houston Street.

They brought to it all the odors that clung to men like themselves, that of their own sweat, of campfire smoke, of horses and cattle.

`` They were supposed to meet Thor at nine PM for a conference concerning the ad campaign for their soap, a new angle based on this SX-21 stuff ''.

They discussed the way people never tell each other the things on their minds.

They had never seen a tultul but they had heard about it from their fathers ''.

They despise males who brag of their strength ; ;

They bought rustled cattle from the outlaw, kept him supplied with guns and ammunition, harbored his men in their houses.

They know little about their machinery beyond mechanical details.

They squatted on their heels with their heads bent far forward, their eyes only a few inches from the ground.

They roll at night in ashes to keep warm and their second skin has a light dusty cast to it.

They recognized that slavery was a moral issue and not merely an economic interest, and that to recognize it explicitly in their Constitution would be in explosive contradiction to the concept of sovereignty they had set forth in the Declaration of 1776 that `` all men are created equal, that they are endowed by their Creator with certain unalienable rights, that among them are life, liberty and the pursuit of happiness.

They feel they are leagued against a hostile, persecutory world, faced with the concerted malevolent opposition of squares and their hirelings, the police.