X-Nico

2 unusual facts about Force-directed graph drawing


Force-directed graph drawing

Typically, spring-like attractive forces based on Hooke's law are used to attract pairs of endpoints of the graph's edges towards each other, while simultaneously repulsive forces like those of electrically charged particles based on Coulomb's law are used to separate all pairs of nodes.

Because of this work, embeddings of planar graphs with convex faces are sometimes called Tutte embeddings.


457th

457th Air Expeditionary Group, provisional United States Air Force unit assigned to the Air Combat Command

Anadolu Kartalları

The film, commissioned for the centenary of the Turkish Air Force, was filmed in collaboration with the Turkish Air Force in the air base in Konya.

Antonov An-70

The head of the Russian Air Force, Vladimir Mikhaylov, claimed that the An-70 has grown into a heavy, expensive cargo plane.

Battle of Ammunition Hill

The task of capturing the hill was given to the Israeli 3rd company of the 66th Battalion, of the Paratroopers Brigade's reserve force (55th Brigade), and during the battle, a force of the 2nd company joined the fighting.

Battle of Tiro

The first Oromo Liberation Army (OLA) unit was a small guerilla force that started out with twenty men (later grew exponentially) and operated in the mountains around the city of Gelemso.

Brian Zins

After completing the Recruit training program at Paris Island, South Carolina, Zins attended the Military Police School at Lackland Air Force Base in San Antonio, Texas.

Carriage by Air Act 1961

Sections 1 and 2 of the Act cover its application to the United Kingdom, with Section 1 allowing it to come into force when the Queen makes an Order in Council authorising it, and Section 2 using the same procedure for changing or limiting its territorial extent.

Chris Stroud

He lost in a sudden-death playoff to Ken Duke on the second extra hole, after chipping in from the fringe on the 72nd hole for birdie to force the playoff.

Clan Rollo

The seventh Lord Rollo fought with distinction at the siege of Pondicherry in India where he commanded a force of marines.

Daniel Island, Antarctica

Named by Eklund for Commissaryman 2d Class David Daniel, U.S. Navy, cook and Navy support force member of the 1957 wintering party at Wilkes Station during the IGY.

Dewoitine D.332

The three D.333s were used on the Toulouse-Dakar sector of the Air France South American route for several years.Two of these planes were transferred to the Argentine Air Force after WWII and usde along with two 338s.

Doom novels

Multiple armed forces are sent to Salt Lake City to detain or fight the resistance, including the United States Army, Federal Bureau of Investigation, Bureau of Alcohol, Tobacco, Firearms and Explosives, and the Internal Revenue Service 'revenue collection' strike force.

Dorados Fuerza UACH

The team has a loyal base of fans, which is usually students, among them is the Barra, "La Impuntal" a group of faithful followers of the golden team, composed of about 50 members and have been supporting the team since its first home game and have emerged as major force encouraging Dorados UACH.

Edmund Ernest García

That same month the Sloat joined a convoy, consisting of 72 merchant ships and 18 LST's, which was guarded by Task Force (TF) 64.

Fleet Marine Force, Atlantic

Fleet Marine Force, Atlantic (FMFLANT) is an American maritime landing force that is spread across the Atlantic Ocean and reports to the United States Atlantic Command.

Flight 143

Air Canada Flight 143, which became known as the "Gimli Glider" after it landed at Gimli Air Force Base on July 22, 1983, having glided 80 miles after running out of fuel

Frank Elliott

Frank Worth Elliott, Jr. (1924–1997), Major General in United States Air Force

Geoffrey D. Stephenson

, the party of Air Commodore Stephenson, accompanied by 30 RAF and USAF officers, flew to Maxwell Air Force Base, Montgomery, Alabama, for interment at the Royal Air Force plot there.

Glasbury

On 16 June 1056, a battle was fought at Glasbury between an English force, led by Bishop Leofgar of Hereford, and a Welsh force led by Gruffydd ap Llywelyn, at which the warrior bishop was killed.

Gommecourt, Pas-de-Calais

The victorious German troops who defended the village during the battle were the 52nd Infantry Division from Baden together with 2nd Guards Reserve Division from Westphalia; the British Army force taking part in the attack comprised the 56th (London) Division and the 46th (North Midland) Division.

Hakimpet Air Force Station

Hakimpet Air Force Station (Hakimpet AFS) is an Indian Air Force base under the Training Command.

Jean III de Grailly, captal de Buch

While attempting to lift the siege of Soubise his force was surprised by a French force led by Owain Lawgoch, a Welsh soldier of fortune in the French service.

John Clark, Jr.

Tragedy later struck when John's father had to quit the police force, and later committed suicide, over an IAB trial.

Journal of Clinical Epidemiology

The journal was first published in 1955 as a follow-up to Harry S. Truman's 1951 Presidential Task Force on national health concerns and the subsequently written Magnuson Report.

Laura de Force Gordon

Laura de Force Gordon (née Laura de Force; August 17, 1838, North East, Pennsylvania – April 5, 1907, Lodi, California) was an American lawyer, editor, and a prominent campaigner for women’s rights in the American West.

Law enforcement in Poland

In Poland, the national police service Policja is directly responsible to the central government, and whilst it operates with an organisational structure that allows voivodeship commands to exist, the regional authorities do not have any major say in law enforcement policy, and cannot affect the day-to-day operations of their local force.

Lingga Islands

It was from Lingga Roads that the main Japanese southern striking force deployed for the Battle of Leyte Gulf.

Long Tan Cross

During the afternoon and evening of 18 August 1966, D Company of the 6th Battalion, Royal Australian Regiment (6 RAR) fought an intense battle with a much larger force of Vietnamese communist troops near Long Tan in South Vietnam.

Michael Weinstein

Michael L. Weinstein, former U.S. Air Force officer, founder of the Military Religious Freedom Foundation

Modular Airborne FireFighting System

The training is coordinated with the Air Force Reserve's 302d Airlift Wing at Colorado's Peterson Air Force Base, the Air National Guard's 153d Airlift Wing from Cheyenne, Wyoming, the 146th Airlift Wing from Port Hueneme, California, and the 145th Airlift Wing from Charlotte, North Carolina.

Mount Pleasant Airport

RAF Mount Pleasant, a military base for the Royal Air Force in the British Overseas Territory of the Falkland Islands (IATA: MPN)

Pacific Missile Range

The Western Range, a currently active missile range supporting launches from Vandenberg Air Force Base and elsewhere

Parapolice

Coal and Iron Police - a private police force established by the Pennsylvania General Assembly but employed and paid by the various coal companies.

Raptio

The Oxford English Dictionary gives the definition "the act of carrying away a person, especially a woman, by force" besides the more general "the act of taking anything by force" (marked as obsolete) and the more specific "violation or ravishing of a woman."

Refoundation in Movement

In that occasion they allied with the other minority factions in order to force Secretary Franco Giordano to resign.

Rheological fluids based firearms mechanisms

An RB-MECHANISM controls the recoil and the reloading process by altering the viscosity of a rheological fluid, or "smart fluid," to control the force necessary to accelerate a piece of ammunition to high speeds.

Robins Air Force Base

When the U.S. Air Force closed down its maintenance depots at the former Brookley AFB in Mobile, Alabama and the former Olmsted AFB in Middleton Township, Pennsylvania, Robins AFB assumed the workload of these depots.

Rulikówka

The town was evacuated by force; its former inhabitants brought by train to Archangelsk, Siberia.

Surferosa

The group's song Royal Uniform from the album The Force was used on the soundtrack for the computer/video game FIFA 07 released by Electronic Arts.

Task Force 44

The task force consisted of warships from the Royal Australian Navy (RAN) and United States Navy and was generally assigned as a striking force to defend northeast Australia and the surrounding area from any attacks by Axis forces, particularly from the Empire of Japan.

Telecommunications in Saudi Arabia

There are huge public complaints about the poor Internet services in Saudi Arabia all of which falls on deaf ears since there is no reason or force pressuring the monopoly.

The Monkey and the Tiger

The second story, called "The Night of the Tiger", takes place a decade later when Judge Dee is returning to the capital at Chang'an when bandits force Judge Dee to take cover in an isolated country house.

The Penultimate Peril

There are several quotes to the Italian opera La forza del destino (the force of destiny), and it's mentioned that Baudelaires' parents attended the show.

The Time Ships

Some time later, a German Messerschmitt plane arrives over the campsite, drops a Carolinum bomb (analogous to an atomic bomb in our world; see Wells's The World Set Free), and devastates the time-traveling Juggernauts and all but twelve of the Force.

Thomas J. Fiscus

The revelations about Fiscus surfaced around the time of other scandals involving Air Force officers Colonel Michael D. Murphy and Brigadier General Richard S. Hassan.

Torsion spring

Determining the force for different charges and different separations between the balls, he showed that it followed an inverse-square proportionality law, now known as Coulomb's law.

Ubayd Allah ibn al-Habhab

But the expeditionary force was expelled from Provence in 737–38 in a joint operation by Charles Martel of the Franks and Liutprand of the Lombards.

United States Navy Strike Fighter Tactics Instructor program

Lipetsk today has many of the old, current, and new Russian Air Force hardware, including the Sukhoi Su-34 and Yakovlev Yak-130.

V-mail

In 1940 the British Minister of Transport, Lieutenant Colonel John Moore-Brabazon, 1st Baron Brabazon of Tara, put forward the idea that airgraphs be used to reduce both the bulk and weight of mail travelling between the Middle East Force (MEF) and the UK.

Youngstown-Warren Air Reserve Station

In 1994, the Air Force Reserve became a separate Major Command (MAJCOM) in the Air Force organizational structure as Air Force Reserve Command (AFRC).


see also