title: Ideal
text: # Ideal
  
  Ideal may refer to:
  
  ## Philosophy
  
  * Ideal (ethics), values that one actively pursues as goals
  * Platonic ideal, a philosophical idea of trueness of form, associated with Plato
  
  ## Mathematics
  
  * Ideal (ring theory), special subsets of a ring considered in abstract algebra
  * Ideal, special subsets of a semigroup
  * Ideal (order theory), special kind of lower sets of an order
  * Ideal (set theory), a collection of sets regarded as "small" or "negligible"
  * Ideal (Lie algebra), a particular subset in a Lie algebra
  * Ideal point, a boundary point in hyperbolic geometry
  * Ideal triangle, a triangle in hyperbolic geometry whose vertices are ideal points
  
  ## Science
  
  * Ideal chain, in science, the simplest model describing a polymer
  * Ideal gas law, in physics, governing the pressure of an ideal gas
  * Ideal transformer, an electrical transformer having zero resistance and perfect magnetic threading
  * Ideal final result, in TRIZ methodology, the best possible solution
  * Thought experiment, sometimes called an ideal experiment
  * Ideal type, a social science term
  * Ideal solution, a solution with thermodynamic properties analogous to those of a mixture of ideal gases
  
  ## Entertainment
  
  * Ideal (group), a late-1990s/2000s American R&B group
  * Ideal (German band), an early-1980s German rock group
  * Ideal (album), a 1999 album by the R&B group Ideal
  * An Ideal, a 2016 album by Li Ronghao
  * Ideal (novel), a 1934 novel by Ayn Rand, published in 2015
     * Ideal (play), a 1936 play by Ayn Rand, adapted from the novel, published in 1989
  * Ideal (TV series), a British situation comedy
  * Ideal Film Company, a British film studio of the Silent Era
  * Ideal Ice Cream, an ice cream company
  * Ideal Toy Company, a defunct toy company
  
  ## Places
  
  * Ideal, Georgia
  * Ideal, Illinois
  * Ideal, South Dakota
  * Ideal Mini School
  
  ## Miscellaneous
  
  * Changhe Ideal, a city car produced by a joint-venture of Changhe and Suzuki
  * Ideal 18, a Canadian sailboat design
  * IDEAL Scholars Fund, an American scholarship program for underrepresented students
  * Ideal (newspaper), a Spanish-language newspaper
  * iDEAL, an online payment method in the Netherlands
  * Ideal Industries, an American manufacturer of electrical connectors and tools
  * IDEAL framework (Idea, Development, Exploration, Assessment, Long-term study), a framework for describing the stages of innovation in surgery
  * IDEAL (Interactive Development Environment for an Application Lifecycle), a development language above COBOL for DATACOM/DB
  