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Error x, y, z 1, 2listx, y, z 1 ,2, 3 3 is discarded listx, y 1, 2, 3 z set to NULL listx, y, z 1, 2 x, y, z 1, 2, 3 3 is discarded x, y 1, 2, 3 z set to nil x, y, z 1, 2swap  new in ES6 x, y y, x x, y y, xlistx, y y, x x, y y, xcompound assignmentarithmetic, string, logical, bit none nonelt lt do not return values lt lt none. None. NULL case insensitivenilnull test v nullv is Noneisnullv Evaluates as undefined. Use the triple equality operator to test for this value. Name. Error. Evaluates as NULLraises Name. Errorconditional expression x 0 True False. TRUE FALSE case insensitivetrue falsefalsehoods false null undefined 0 Na. NFalse None 0 0. 0 FALSE NULL 0 0. Math. min1, 2, 3Math. Math. min. applyMath, 1, 2, 3Math. Math, 1, 2, 3min1, 2, 3max1, 2, 3min1, 2, 3max1, 2, 3min1, 2, 3max1, 2, 3a 1, 2, 3minamaxa1, 2, 3. In Python 2, performs integer division. Math. floor2. 2 72. Returns Infinity, Na. N, or Infinity depending upon sign of dividend. There are literals for Infinity and Na. N. raises Zero. Division. Errorreturns FALSE with warningraises Zero. Division. Errorfloat division 2. Python 2 float2. Zero. Division. Errorreturns FALSE with warningreturns Infinity, Na. Transferring Contacts To Sim Blackberry 8520 on this page. N, or Infinitypower Math. Math. sqrt2import mathmath. Mathsqrt2sqrt 1 Na. N raises Value. Error import mathmath. Na. NMath. sqrt 1 raises Math Domain. Error unless require complex is in effect. Math. exp Math. log Math. Math. cos Math. tan Math. Math. acos Math. atan Math. Mathexp log sin cos tan asin acos atan atan. Math. PIMath. Eimport mathmath. MPI MEinclude Math. PI Efloat truncation none. Math. round3. 1Math. Math. ceil3. 1import mathintxintroundxmath. Math. abs 3absxabsxx. Bignumfloat overflow Infinityraises Overflow. Error. INFInfinityrational construction nonefrom fractions import Fractionx Fraction2. Math. floorMath. Math. Python 2. 0x. 2a. String7parse. Int6. Stringstr Python 2 unicode array of bytes string. 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