-- Hoogle documentation, generated by Haddock
-- See Hoogle, http://www.haskell.org/hoogle/


-- | Chemistry
--   
--   This library simplifies writing application for chemistry. Currently
--   includes:
--   
--   <ul>
--   <li>Element - Periodic table and basic information about elements</li>
--   <li>Formula - Formula parser. Formula can be provided as Ce3FeO2</li>
--   </ul>
@package radium
@version 0.2

module Chemistry.Element
data Element
atomicNumber :: Element -> Int

-- | Find element by its atomic number
--   
--   <pre>
--   atomicNumber (element 8) == 8 
--   </pre>
element :: Int -> Element

-- | Find element by its symbol
--   
--   <pre>
--   atomicNumber (elementBySymbol "O") == 8 
--   </pre>
elementBySymbol :: String -> Element

-- | Show number of electrons in each shell
--   
--   <pre>
--   let e = element 8
--   shellElectrons e == [2, 6] 
--   </pre>
shellElectrons :: Element -> [Int]

-- | Number of valance electrons
--   
--   <pre>
--   let e = element 8
--   valanceElectrons e == 6 
--   </pre>
valanceElectrons :: Element -> Int

-- | Number of covalent bounds in element
--   
--   <pre>
--   let e = element 8
--   covalentBounds e == 2 
--   </pre>
covalentBounds :: Element -> Int
instance Eq Element
instance Show Element

module Chemistry.Formula
data Formula
Formula :: [(Element, Int)] -> Formula

-- | Parse formula
--   
--   <pre>
--   parseFormula "C2H4" `shouldBe` Formula [("C", 2), ("H", 4)]  
--   </pre>
parseFormula :: String -> Formula
instance Eq Formula
instance Show Formula