Several implementations of the Common Lisp standard are available, including free and open source software and proprietary products.

Several liberals, including Adam Smith and Richard Cobden, argued that the free exchange of goods between nations could lead to world peace, a view recognised by such modern American political scientists as Dahl, Doyle, Russet, and O ' Neil.

Several free and open source animation software applications exist as well.

Several important institutional changes took place in this period, such as free and mandatory schooling introduced 1842 ( as first country in the world ), the abolishment of a previous national monopoly on trade in handicrafts in 1846, and a stock company law in 1848.

Several major computer-related organizations have originated at MIT since the 1980s: Richard Stallman's GNU Project and the subsequent Free Software Foundation were founded in the mid-1980s at the AI Lab ; the MIT Media Lab was founded in 1985 by Nicholas Negroponte and Jerome Wiesner to promote research into novel uses of computer technology ; the World Wide Web Consortium standards organization was founded at the Laboratory for Computer Science in 1994 by Tim Berners-Lee ; the OpenCourseWare project has made course materials for over 2, 000 MIT classes available online free of charge since 2002 ; and the One Laptop per Child initiative to expand computer education and connectivity to children worldwide was launched in 2005.

Several genetic resources has been designed for the study of this genera, some are free access ( http :// www. mimulusevolution. org )

Several factors conspired to merge the status of former slaves and former free farmers into a dependent class of such coloni: it was possible to be described as servus et colonus, " both slave and colonus ".

Several other free libraries were developed to work alongside SDL, such as SMPEG and OpenAL.

Several Latin American countries approached the U. S. after the announcement, seeking to negotiate their own bilateral free trade agreements with the U. S., but the U. S. refused to negotiate more bilateral PTAs in the region until NAFTA was implemented.

Several more NFL free agents, including Calvin Hill and Ted Kwalick, signed on with the struggling WFL.

Several Oilers left via free agency, and, during the season, long-time Oiler Ryan Smyth was traded to the New York Islanders for Ryan O ' Marra, Robert Nilsson, and a first round pick in the 2007 NHL Entry Draft ( Alex Plante ).

Several free and / or open source projects support Deflate64, such as 7-Zip, while others, such as zlib, do not, as a result of the proprietary nature of the procedure and the very modest performance increase over Deflate.

Several of the game's main characters talk through a variety of elements from Shenmue including mini-games, magic weather system and free battle.

Several e-newsletters are also available for free by signing up via the Bulletin website.

Several local bands played at the free event, including " Alliance.

Several sites in Washington are on the National Register of Historic Places including the Wilkes County Courthouse, the Robert Toombs State Historic Site, and the Mary Willis Library, known for its Victorian architecture and original Tiffany stained glass windows, and for being the first free public library in the state.

Several exceptions from the " no free lunch " tenet have been put forward, such as Sun and carbon dioxide.

Several " fansub groups " have taken to ripping the subtitles from these Crunchyroll releases, syncing them to HDTV video sources, and then releasing them for free.

* April 24 – Several artists, including Joan Baez and Santana, perform at a free concert for 653 inmates of California's Soledad Prison.

Several attempts have been made to pull her free, but without success.

Several non-profit organizations offer free ecards as a way of having a supporter introduce the organization to another individual.

Several other free and paid knowledge markets have arisen in its place, including Yahoo!

Several well-tested and efficient implementations of MPI include some that are free and in the public domain.

Several types of gasifiers are currently available for commercial use: counter-current fixed bed, co-current fixed bed, fluidized bed, entrained flow, plasma, and free radical.

Several reports have been published by various governmental and non-governmental organizations to present alternatives to the ozone depleting substances, since the substances have been used in various technical sectors, like in refrigerating, agriculture, energy production, and laboratory measurements

Several distinct but linked metabolic pathways are used by cells to transfer the energy released by breakdown of fuel molecules into ATP and other small molecules used for energy ( e. g. GTP, NADPH, FADH ).

Several fusion reactors have been built, but as yet none has ' produced ' more thermal energy than electrical energy consumed.

Several other technologies have also been investigated, such as flywheels, which can store kinetic energy, and compressed air storage that can be pumped into underground caverns and abandoned mines.

Several physical principles are employed by turbines to collect this energy:

Several Referendums supported the state being in control of the most important utilities and energy companies.

There is no explanation for the particular values that physical constants appear to have throughout our universe, such as Planck's constant h or the gravitational constant G. Several conservation laws have been identified, such as the conservation of charge, momentum, angular momentum and energy ; in many cases, these conservation laws can be related to symmetries or mathematical identities.

Several other expressions for the estimated melting temperature can be obtained depending on the estimate of the average thermal energy.

Several species colonize plants, animals, or other fungi as parasites or mutualistic symbionts and derive all their metabolic energy in form of nutrients from the tissues of their hosts.

Several lines of printers, such as the Printronix P7000 cartridge series of line matrix printers are ENERGY STAR ® qualified and provide 40 percent operational energy savings compared to laser printers.

Several factors provide major obstacles to the growth of industry: the islands ' geographically isolated position, their distance from each other, a scarcity of raw materials and skilled labor, and the high cost of electricity ( energy is produced by hydropower, imported petroleum, and wood products ) and transportation.

Several schools teach methods of visualizing and meditating on the chakras to balance and maintain the pathways for Kundalini energy to flow.

Several works of fiction explain pyrokinetic powers as being the ability to excite or speed up an object's atoms, increasing their thermal energy until they ignite, not necessarily objects, but also air particles.

Several of the possible emissions are observed because the sample contains many hydrogen atoms that are in different initial energy states and reach different final energy states.

Several meters below the field, geothermal pipes were laid to provide alternative energy heating for both the Upper School and the adjacent sports complex.

Several small passerine species survive freezing winter nights by inducing a lower metabolic rate and hypothermia, of a maximum of below normal body temperature, in order to reduce energy consumption overnight.

Several things can happen then to the absorbed energy.

Several renewable energy projects have been established in Blyth.

Several other properties are also desirable in a good detector scintillator: a low gamma output ( i. e., a high efficiency for converting the energy of incident radiation into scintillation photons ), transparency to its own scintillation light ( for good light collection ), efficient detection of the radiation being studied, a high stopping power, good linearity over a wide range of energy, a short rise time for fast timing applications ( e. g., coincidence measurements ), a short decay time to reduce detector dead-time and accommodate high event rates, emission in a spectral range matching the spectral sensitivity of existing PMTs ( although wavelength shifters can sometimes be used ), an index of refraction near that of glass (≈ 1. 5 ) to allow optimum coupling to the PMT window.

Several wavelengths of laser energy have been used for hair removal, from visible light to near-infrared radiation.