In celestial mechanics, the Lagrange points are points of equilibrium for small-mass objects under the gravitational influence of two massive orbiting bodies. Mathematically, this involves the solution of the restricted three-body problem.
The Barcelona Metro is a network of rapid transit electrified railway lines that run mostly underground in central Barcelona and into the city's suburbs. It is part of the larger public transport system of Barcelona, the capital of Catalonia, Spain, with unified fares under the Autoritat del Transport Metropolità (ATM) scheme. As of 2014, the network is operated by two separate companies: Transports Metropolitans de Barcelona (TMB) and Ferrocarrils de la Generalitat de Catalunya (FGC). It is made up of 12 lines, combining the lines owned by the two companies. Two lines, L9 and L10, are being built at present, with both lines having different sections of each opened between 2009 and 2018. They are due to be fully completed in 2026. Three lines on the network have opened as automatic train operation/driverless vehicle systems since 2009: Line 11 being converted to driverless first, and then Lines 9 and 10, opening up driverless.
The IBM 728 magnetic tape drive was used on the SAGE AN/FSQ-7 computer. It was physically similar to the IBM 727, but with significantly different specifications.
Contra dance form describes the arrangement of dancers into contra dance sets and minor sets. There are various forms, and each dance's choreography specifies its formation. A caller's first instructions for each dance are usually to move the dancers into their starting positions according to the choreography for that dance.
Line 9 is a completely automated line of the Barcelona Metro network that is currently under construction, with 24 stations open in Barcelona and El Prat de Llobregat, L'Hospitalet de Llobregat, Badalona and Santa Coloma de Gramenet suburbs, since December 2009. The line is currently disconnected in two branches, with a connecting part between the two yet to be built. The Aeroport T1 – Zona Universitària section is called L9 South, and the La Sagrera – Can Zam portion L9 North. Upon completion, it will be the longest underground metro line in Europe.
Line 10 is the name of one of the two branches of the Barcelona metro line 9, currently (2020) under construction and to be operated by TMB. Like Line 9 and Line 11, it will be an automatic train operation metro line.
The LG Optimus series is a series of smartphones and tablet computers manufactured by LG Electronics. Optimus-branded devices have been produced running both the Android and Windows Phone 7 operating systems.
The LG Optimus 2X is a smartphone designed and manufactured by LG Electronics. The Optimus 2X is the world's first smartphone with a dual-core processor and the third phone in the LG Optimus-Android series. LG introduced the Optimus 2X on December 16, 2010 and the device first became available to consumers in South Korea in January 2011. It was also launched in Singapore on March 3, 2011. The Optimus 2X runs the Android 2.3 software version since the upgrade in November 2011, but the latest offering is Android 4.0. The phone holds the record for the longest update holdout, taking 16 months to receive a firmware update from Android 2.2 to 2.3.
The LG Optimus 3D is a 3D-enabled Android 2.2 Froyo 3D mobile device released on 7 July 2011 in the UK and advertised as the world's first full 3D mobile phone. It has 512 MB of RAM and 8 GB of onboard storage, which can be expanded by up to 32 GB using a micro SDHC card. The phone features two 5 MP back-facing cameras that are capable of filming 720p 3D and Full HD 1080p in 2D, while pictures taken in 2D mode are 5 MP and 3 MP when taking a 3D picture. It also includes a VGA front-facing camera for video-calling. The phone features a 3D user interface which allows the users to access 3D content, such as YouTube in 3D, 3D games and apps, or 3D gallery with a push of a button.
The LG Optimus 4X HD is a slate, multi-touch smartphone running the Android operating system. Designed and manufactured by LG Electronics. The Optimus 4X HD was the world's first smartphone announced with a quad-core processor along with the HTC One X and the Samsung Galaxy S3 and the fourth phone in the LG Optimus-Android series. LG first introduced the LG Optimus 4X HD at Mobile World Congress. The Optimus 4X HD was launched with Android 4.0 Ice Cream Sandwich. Since April 2013, some variants have had a Jellybean update available.
LG Optimus L5 is a slate smartphone designed and manufactured by LG Electronics. Optimus L5 is the mid-range handset in the L series, and it makes the transition to Android 4.0.
The LG Optimus G is a smartphone designed and manufactured by LG Electronics. It was announced on September 19, 2012; On January 18, 2013, LG announced that the device reached 1 million in sales four months after its release in Korea, Japan, Canada, and the U.S. The LG Optimus G is also closely related to the Nexus 4 with similar specifications and a similar design.
LG Optimus L9 is a touchscreen Android 4G smartphone designed and manufactured by LG Electronics. The phone was released on October 31, 2012. The Optimus L9 features Android 4.0 Ice Cream Sandwich. It is upgradable to Android 4.1 Jelly Bean according to LG Electronics Hong Kong on their Facebook Fans Page. The phone is designed to be the successor of LG Optimus L7. The LG Optimus L9 brings many improvements upon its predecessor, including FullHD 1080p video recording, increased screen resolution, increased RAM size and a dual-core processor. In the United States, the Optimus L9 is carried by T-Mobile and MetroPCS in black.
The LG Optimus G Pro is a flagship smartphone/phablet designed and manufactured by LG Electronics. It was released in the U.S. on May 10, 2013.
Optimus UI is a front-end touch interface developed by LG Electronics with partners, featuring a full touch user interface. It is sometimes incorrectly identified as an operating system. Optimus UI is used internally by LG for sophisticated feature phones and tablet computers, and is not available for licensing by external parties.
Voice Mate formerly called Quick Voice and later on as Q Voice is an intelligent personal assistant and knowledge navigator which is only available as a built-in application for various LG smartphones. The application uses a natural language user interface to answer questions, make recommendations, and perform actions by delegating requests to a set of Web services. It is based on the Maluuba personal assistant.
The LG G Pro Lite is a smartphone designed and manufactured by LG Electronics. It was announced on October 10, 2013, and became available in November 2013.
LG Optimus L70 is a slate smartphone designed and manufactured by LG Electronics. The LG L70 is the mid-range handset in the L series.
The Sony Xperia L4 is an Android smartphone marketed and manufactured by Sony. Part of Sony's low-end Xperia series, it was unveiled on February 20, 2020.
