Inertial and non-inertial reference frames can be distinguished by the absence or presence of fictitious forces, as explained shortly.

Although details are variously given, and some incidents are fictitious, Aristander was clearly an influential presence during Alexander's campaigns, and played an important role in uplifting the morale of the Macedonian army.

Partly for this reason, Alberta has never developed a large presence in the industries that have traditionally started industrialization in other places ( notably the original Industrial Revolution in Great Britain ) but which require large labour forces, and large internal markets or easy transportation to export markets, namely textiles, metallurgy, or transportation-related manufacturing ( automotives, ships, or train cars ).

Despite the presence of more than 9, 000 UN forces ( UNOCI ) in Côte d ' Ivoire since 2004, ethnic conflict continues to spread into neighboring states who can no longer send their migrant workers to work in Ivorian cocoa plantations.

The presence of Roman forces in the Danube delta was seen as a major threat by all the neighbouring transdanubian peoples: the Peucini Bastarnae, the Sarmatians and, most importantly, by Burebista ( ruled 82-44 BC ), king of the Getae.

These forces arise from the presence of the body in force fields, e. g. gravitational field ( gravitational forces ) or electromagnetic field ( electromagnetic forces ), or from inertial forces when bodies are in motion.

The U. S. sent weapons and CIA personnel to aid forces allied with Kasavubu and combat the Soviet presence.

The policy prohibited people who " demonstrate a propensity or intent to engage in homosexual acts " from serving in the armed forces of the United States, because their presence " would create an unacceptable risk to the high standards of morale, good order and discipline, and unit cohesion that are the essence of military capability.

The presence of the two opposing armed forces in Finland, the Red and the White Guards, imposed a state of " dual power " and " multiple sovereignty " on Finnish society, typically the prelude to civil war.

In order to maintain security, the province required the presence of three legions ; but command of these forces provided an ideal power base for ambitious rivals.

In the ensuing fifteen years, Damascus and Beirut justified Syria's continued military presence in Lebanon by citing the continued weakness of a Lebanese armed forces faced with both internal and external security threats, and the agreement with the Lebanese Government to implement all of the constitutional reforms in the Taif Agreement.

The elections, the first for 33 years without the presence of Syrian military forces, were won by the Quadripartite alliance, which was part the Rafik Hariri Martyr List, a coalition of several parties and organizations newly opposed to Syrian domination of Lebanese politics.

The equipment of the LAF is outdated due to lack of funds, political bickering and until recently the presence of foreign forces.

There are significant differences in the survival of archaeological material depending on whether a site is wet or dry, on the nature of the chemical environment, on the presence of biological organisms and on the dynamic forces present.

The Japanese presence made Palau a major target for the Allied forces in World War II.

Persian naval forces laid the foundation for a strong Persian maritime presence in Persian Gulf, that started with Darius I and existed until the arrival of the British East India Company, and the Royal Navy by mid-19th century AD.

This suspicion was based on the presence of Serbian ultra-nationalist and former paramilitary Vojislav Šešelj being Prime Minister of Yugoslavia ; a fear of a repeat of atrocities similar to those committed by Serb forces in Bosnia ; and suspicion of Milošević's influence in the previous war atrocities.

Kosovo was sanctioned to deploy its own law enforcement, its own government, whilst all Yugoslav security forces ( i. e. the military, police, militias and paramilitaries ) were repelled from entering the region, breeching conditions which did allow a presence of Belgrade forces within Kosovo to protect objects of interest to the Serbs and the various other nationalities ( such as the Orthodox monasteries, and the Catholic churches used by Kosovo's ethnic Croats ).

If the vapor pressure is less than predicted ( a negative deviation ), fewer molecules of each component than expected have left the solution in the presence of the other component, indicating that the forces between unlike molecules are stronger.

At the end of Operation Anaconda, the US and Afghan forces had succeeded at removing the majority of the Al-Qaeda and Taliban presence from the Shahi-Kot Valley.

A recent report ( 2006 ) by the NOAA's Southwest Fisheries Science Center in La Jolla, California, indicates that the increased rat presence on Clipperton Island has led to a decline in both crab and bird populations, causing a corresponding increase in both vegetation and coconut palms on the island.

The bright nucleus indicates the presence of an active galactic nucleus-a galaxy with a supermassive black hole at the center, accreting matter from the bar.

The presence of Italian as the primary language in the Vatican City indicates use, not only within the Holy See, but also throughout the world where an episcopal seat is present.

One of the key internal arguments against the total authenticity of the Testimonium is that the clear inclusion of Christian phraseology strongly indicates the presence of some interpolations.

Wherever there is net force there is also a pressure difference, thus deflection / flow turning indicates the presence of a net force and therefore a pressure difference.

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The presence of columnar calcium carbonate rich in organic material indicates juvenile mantle tissue that formed during the early stage of pearl development.

The presence of oxazoles or thiazoles often indicates that the compound was synthesized in this fashion.

Opioids and opiate receptors occur naturally in crustaceans and, although at present no certain conclusion can be drawn, their presence indicates that lobsters may be able to experience pain.

The presence of a certain chemical element in such an absorption spectrum primarily indicates that the temperature conditions are suitable for a certain excitation of this element.

It has a horseshoe-shaped structure at its center that indicates the presence of a supermassive black holes.

Their distinctive orange, red, or purple glow during operation indicates the presence of gas ; electrons flowing in a vacuum do not produce light within that region.

The lack of environmental impact on the time of flowering indicates the presence of some sort of “ alarm clock ” in each cell of the plant which signals the diversion of all energy to flower production and the cessation of vegetative growth.

If any bamboo shoots come up outside of the bamboo area afterwards, their presence indicates the precise location of the missed rhizome.

* It indicates how well a receiver performs in the presence of strong nearby signals.

Black shale results from the presence of greater than one percent carbonaceous material and indicates a reducing environment.

However, all minerals are stable only within certain limits, and the presence of some minerals in metamorphic rocks indicates the approximate temperatures and pressures at which they formed.

For example, if the sampling rate of an audio signal is 44100 Hz and there is a large peak in the cepstrum whose quefrency is 100 samples, the peak indicates the presence of a pitch that is 44100 / 100

These clouds produce halos very commonly, and sometimes the halo is the only thing that indicates the presence of the cloud.

The presence of significant high cirrus or cirrostratus cloud cover indicates an organized low-pressure disturbance or an associated warm front is about 300 km away from the point of observation.

Furthermore, traditional Chinese culture holds that each facial mole indicates the presence of a corresponding mole on another part of the body.

In geophysics, the Rayleigh number is of fundamental importance: it indicates the presence and strength of convection within a fluid body such as the Earth's mantle.

Note that the flux of E through a closed surface is not always zero ; this indicates the presence of " electric monopoles ", that is, free positive or negative charges.

As red blood cells contain no nucleus, protein biosynthesis is currently assumed to be absent in these cells, although a recent study indicates the presence of all the necessary biomachinery in the cells to do so.