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Type | Label | Description |
---|---|---|
Statement | ||
Theorem | 0mod 12701 | Special case: 0 modulo a positive real number is 0. (Contributed by Mario Carneiro, 22-Feb-2014.) |
Theorem | 1mod 12702 | Special case: 1 modulo a real number greater than 1 is 1. (Contributed by Mario Carneiro, 18-Feb-2014.) |
Theorem | modabs 12703 | Absorption law for modulo. (Contributed by NM, 29-Dec-2008.) |
Theorem | modabs2 12704 | Absorption law for modulo. (Contributed by NM, 29-Dec-2008.) |
Theorem | modcyc 12705 | The modulo operation is periodic. (Contributed by NM, 10-Nov-2008.) |
Theorem | modcyc2 12706 | The modulo operation is periodic. (Contributed by NM, 12-Nov-2008.) |
Theorem | modadd1 12707 | Addition property of the modulo operation. (Contributed by NM, 12-Nov-2008.) |
Theorem | modaddabs 12708 | Absorption law for modulo. (Contributed by Paul Chapman, 22-Jun-2011.) |
Theorem | modaddmod 12709 | The sum of a real number modulo a positive real number and another real number equals the sum of the two real numbers modulo the positive real number. (Contributed by Alexander van der Vekens, 13-May-2018.) |
Theorem | muladdmodid 12710 | The sum of a positive real number less than an upper bound and the product of an integer and the upper bound is the positive real number modulo the upper bound. (Contributed by AV, 5-Jul-2020.) |
Theorem | mulp1mod1 12711 | The product of an integer and an integer greater than 1 increased by 1 is 1 modulo the integer greater than 1. (Contributed by AV, 15-Jul-2021.) |
Theorem | modmuladd 12712* | Decomposition of an integer into a multiple of a modulus and a remainder. (Contributed by AV, 14-Jul-2021.) |
Theorem | modmuladdim 12713* | Implication of a decomposition of an integer into a multiple of a modulus and a remainder. (Contributed by AV, 14-Jul-2021.) |
Theorem | modmuladdnn0 12714* | Implication of a decomposition of a nonnegative integer into a multiple of a modulus and a remainder. (Contributed by AV, 14-Jul-2021.) |
Theorem | negmod 12715 | The negation of a number modulo a positive number is equal to the difference of the modulus and the number modulo the modulus. (Contributed by AV, 5-Jul-2020.) |
Theorem | m1modnnsub1 12716 | Minus one modulo a positive integer is equal to the integer minus one. (Contributed by AV, 14-Jul-2021.) |
Theorem | m1modge3gt1 12717 | Minus one modulo an integer greater than two is greater than one. (Contributed by AV, 14-Jul-2021.) |
Theorem | addmodid 12718 | The sum of a positive integer and a nonnegative integer less than the positive integer is equal to the nonnegative integer modulo the positive integer. (Contributed by Alexander van der Vekens, 30-Oct-2018.) (Proof shortened by AV, 5-Jul-2020.) |
Theorem | addmodidr 12719 | The sum of a positive integer and a nonnegative integer less than the positive integer is equal to the nonnegative integer modulo the positive integer. (Contributed by AV, 19-Mar-2021.) |
Theorem | modadd2mod 12720 | The sum of a real number modulo a positive real number and another real number equals the sum of the two real numbers modulo the positive real number. (Contributed by Alexander van der Vekens, 17-May-2018.) |
Theorem | modm1p1mod0 12721 | If an real number modulo a positive real number equals the positive real number decreased by 1, the real number increased by 1 modulo the positive real number equals 0. (Contributed by AV, 2-Nov-2018.) |
Theorem | modltm1p1mod 12722 | If a real number modulo a positive real number is less than the positive real number decreased by 1, the real number increased by 1 modulo the positive real number equals the real number modulo the positive real number increased by 1. (Contributed by AV, 2-Nov-2018.) |
Theorem | modmul1 12723 | Multiplication property of the modulo operation. Note that the multiplier must be an integer. (Contributed by NM, 12-Nov-2008.) |
Theorem | modmul12d 12724 | Multiplication property of the modulo operation, see theorem 5.2(b) in [ApostolNT] p. 107. (Contributed by Mario Carneiro, 5-Feb-2015.) |
Theorem | modnegd 12725 | Negation property of the modulo operation. (Contributed by Mario Carneiro, 9-Sep-2016.) |
Theorem | modadd12d 12726 | Additive property of the modulo operation. (Contributed by Mario Carneiro, 9-Sep-2016.) |
Theorem | modsub12d 12727 | Subtraction property of the modulo operation. (Contributed by Mario Carneiro, 9-Sep-2016.) |
Theorem | modsubmod 12728 | The difference of a real number modulo a positive real number and another real number equals the difference of the two real numbers modulo the positive real number. (Contributed by Alexander van der Vekens, 17-May-2018.) |
Theorem | modsubmodmod 12729 | The difference of a real number modulo a positive real number and another real number modulo this positive real number equals the difference of the two real numbers modulo the positive real number. (Contributed by Alexander van der Vekens, 17-May-2018.) |
Theorem | 2txmodxeq0 12730 | Two times a positive real number modulo the real number is zero. (Contributed by Alexander van der Vekens, 8-Jun-2018.) |
Theorem | 2submod 12731 | If a real number is between a positive real number and twice the positive real number, the real number modulo the positive real number equals the real number minus the positive real number. (Contributed by Alexander van der Vekens, 13-May-2018.) |
Theorem | modifeq2int 12732 | If a nonnegative integer is less than twice a positive integer, the nonnegative integer modulo the positive integer equals the nonnegative integer or the nonnegative integer minus the positive integer. (Contributed by Alexander van der Vekens, 21-May-2018.) |
Theorem | modaddmodup 12733 | The sum of an integer modulo a positive integer and another integer minus the positive integer equals the sum of the two integers modulo the positive integer if the other integer is in the upper part of the range between 0 and the positive integer. (Contributed by AV, 30-Oct-2018.) |
..^ | ||
Theorem | modaddmodlo 12734 | The sum of an integer modulo a positive integer and another integer equals the sum of the two integers modulo the positive integer if the other integer is in the lower part of the range between 0 and the positive integer. (Contributed by AV, 30-Oct-2018.) |
..^ | ||
Theorem | modmulmod 12735 | The product of a real number modulo a positive real number and an integer equals the product of the real number and the integer modulo the positive real number. (Contributed by Alexander van der Vekens, 17-May-2018.) |
Theorem | modmulmodr 12736 | The product of an integer and a real number modulo a positive real number equals the product of the integer and the real number modulo the positive real number. (Contributed by Alexander van der Vekens, 9-Jul-2021.) |
Theorem | modaddmulmod 12737 | The sum of a real number and the product of a second real number modulo a positive real number and an integer equals the sum of the real number and the product of the other real number and the integer modulo the positive real number. (Contributed by Alexander van der Vekens, 17-May-2018.) |
Theorem | moddi 12738 | Distribute multiplication over a modulo operation. (Contributed by NM, 11-Nov-2008.) |
Theorem | modsubdir 12739 | Distribute the modulo operation over a subtraction. (Contributed by NM, 30-Dec-2008.) |
Theorem | modeqmodmin 12740 | A real number equals the difference of the real number and a positive real number modulo the positive real number. (Contributed by AV, 3-Nov-2018.) |
Theorem | modirr 12741 | A number modulo an irrational multiple of it is nonzero. (Contributed by NM, 11-Nov-2008.) |
Theorem | modfzo0difsn 12742* | For a number within a half-open range of nonnegative integers with one excluded integer there is a positive integer so that the number is equal to the sum of the positive integer and the excluded integer modulo the upper bound of the range. (Contributed by AV, 19-Mar-2021.) |
..^ ..^ ..^ | ||
Theorem | modsumfzodifsn 12743 | The sum of a number within a half-open range of positive integers is an element of the corresponding open range of nonnegative integers with one excluded integer modulo the excluded integer. (Contributed by AV, 19-Mar-2021.) |
..^ ..^ ..^ | ||
Theorem | modlteq 12744 | Two nonnegative integers less than the modulus are equal iff they are equal modulo the modulus. (Contributed by AV, 14-Mar-2021.) |
..^ ..^ | ||
Theorem | addmodlteq 12745 | Two nonnegative integers less than the modulus are equal iff the sums of these integer with another integer are equal modulo the modulus. A much shorter proof exists if the "divides" relation can be used, see addmodlteqALT 15047. (Contributed by AV, 20-Mar-2021.) |
..^ ..^ | ||
Theorem | om2uz0i 12746* | The mapping is a one-to-one mapping from onto upper integers that will be used to construct a recursive definition generator. Ordinal natural number 0 maps to complex number (normally 0 for the upper integers or 1 for the upper integers ), 1 maps to + 1, etc. This theorem shows the value of at ordinal natural number zero. (This series of theorems generalizes an earlier series for contributed by Raph Levien, 10-Apr-2004.) (Contributed by NM, 3-Oct-2004.) (Revised by Mario Carneiro, 13-Sep-2013.) |
Theorem | om2uzsuci 12747* | The value of (see om2uz0i 12746) at a successor. (Contributed by NM, 3-Oct-2004.) (Revised by Mario Carneiro, 13-Sep-2013.) |
Theorem | om2uzuzi 12748* | The value (see om2uz0i 12746) at an ordinal natural number is in the upper integers. (Contributed by NM, 3-Oct-2004.) (Revised by Mario Carneiro, 13-Sep-2013.) |
Theorem | om2uzlti 12749* | Less-than relation for (see om2uz0i 12746). (Contributed by NM, 3-Oct-2004.) (Revised by Mario Carneiro, 13-Sep-2013.) |
Theorem | om2uzlt2i 12750* | The mapping (see om2uz0i 12746) preserves order. (Contributed by NM, 4-May-2005.) (Revised by Mario Carneiro, 13-Sep-2013.) |
Theorem | om2uzrani 12751* | Range of (see om2uz0i 12746). (Contributed by NM, 3-Oct-2004.) (Revised by Mario Carneiro, 13-Sep-2013.) |
Theorem | om2uzf1oi 12752* | (see om2uz0i 12746) is a one-to-one onto mapping. (Contributed by NM, 3-Oct-2004.) (Revised by Mario Carneiro, 13-Sep-2013.) |
Theorem | om2uzisoi 12753* | (see om2uz0i 12746) is an isomorphism from natural ordinals to upper integers. (Contributed by NM, 9-Oct-2008.) (Revised by Mario Carneiro, 13-Sep-2013.) |
Theorem | om2uzoi 12754* | An alternative definition of in terms of df-oi 8415. (Contributed by Mario Carneiro, 2-Jun-2015.) |
OrdIso | ||
Theorem | om2uzrdg 12755* | A helper lemma for the value of a recursive definition generator on upper integers (typically either or ) with characteristic function and initial value . Normally is a function on the partition, and is a member of the partition. See also comment in om2uz0i 12746. (Contributed by Mario Carneiro, 26-Jun-2013.) (Revised by Mario Carneiro, 18-Nov-2014.) |
Theorem | uzrdglem 12756* | A helper lemma for the value of a recursive definition generator on upper integers. (Contributed by Mario Carneiro, 26-Jun-2013.) (Revised by Mario Carneiro, 18-Nov-2014.) |
Theorem | uzrdgfni 12757* | The recursive definition generator on upper integers is a function. See comment in om2uzrdg 12755. (Contributed by Mario Carneiro, 26-Jun-2013.) (Revised by Mario Carneiro, 4-May-2015.) |
Theorem | uzrdg0i 12758* | Initial value of a recursive definition generator on upper integers. See comment in om2uzrdg 12755. (Contributed by Mario Carneiro, 26-Jun-2013.) (Revised by Mario Carneiro, 18-Nov-2014.) |
Theorem | uzrdgsuci 12759* | Successor value of a recursive definition generator on upper integers. See comment in om2uzrdg 12755. (Contributed by Mario Carneiro, 26-Jun-2013.) (Revised by Mario Carneiro, 13-Sep-2013.) |
Theorem | ltweuz 12760 | is a well-founded relation on any sequence of upper integers. (Contributed by Andrew Salmon, 13-Nov-2011.) (Revised by Mario Carneiro, 26-Jun-2015.) |
Theorem | ltwenn 12761 | Less than well-orders the naturals. (Contributed by Scott Fenton, 6-Aug-2013.) |
Theorem | ltwefz 12762 | Less than well-orders a set of finite integers. (Contributed by Scott Fenton, 8-Aug-2013.) |
Theorem | uzenom 12763 | An upper integer set is denumerable. (Contributed by Mario Carneiro, 15-Oct-2015.) |
Theorem | uzinf 12764 | An upper integer set is infinite. (Contributed by Mario Carneiro, 12-Mar-2015.) (Revised by Mario Carneiro, 26-Jun-2015.) |
Theorem | nnnfi 12765 | The set of positive integers is infinite. (Contributed by Glauco Siliprandi, 11-Oct-2020.) |
Theorem | uzrdgxfr 12766* | Transfer the value of the recursive sequence builder from one base to another. (Contributed by Mario Carneiro, 1-Apr-2014.) |
Theorem | fzennn 12767 | The cardinality of a finite set of sequential integers. (See om2uz0i 12746 for a description of the hypothesis.) (Contributed by Mario Carneiro, 12-Feb-2013.) (Revised by Mario Carneiro, 7-Mar-2014.) |
Theorem | fzen2 12768 | The cardinality of a finite set of sequential integers with arbitrary endpoints. (Contributed by Mario Carneiro, 13-Feb-2014.) |
Theorem | cardfz 12769 | The cardinality of a finite set of sequential integers. (See om2uz0i 12746 for a description of the hypothesis.) (Contributed by NM, 7-Nov-2008.) (Revised by Mario Carneiro, 15-Sep-2013.) |
Theorem | hashgf1o 12770 | maps one-to-one onto . (Contributed by Paul Chapman, 22-Jun-2011.) (Revised by Mario Carneiro, 13-Sep-2013.) |
Theorem | fzfi 12771 | A finite interval of integers is finite. (Contributed by Jeff Madsen, 2-Sep-2009.) (Revised by Mario Carneiro, 12-Mar-2015.) |
Theorem | fzfid 12772 | Commonly used special case of fzfi 12771. (Contributed by Mario Carneiro, 25-May-2014.) |
Theorem | fzofi 12773 | Half-open integer sets are finite. (Contributed by Stefan O'Rear, 15-Aug-2015.) |
..^ | ||
Theorem | fsequb 12774* | The values of a finite real sequence have an upper bound. (Contributed by NM, 19-Sep-2005.) (Proof shortened by Mario Carneiro, 28-Apr-2015.) |
Theorem | fsequb2 12775* | The values of a finite real sequence have an upper bound. (Contributed by NM, 20-Sep-2005.) (Proof shortened by Mario Carneiro, 28-Apr-2015.) |
Theorem | fseqsupcl 12776 | The values of a finite real sequence have a supremum. (Contributed by NM, 20-Sep-2005.) (Revised by Mario Carneiro, 28-Apr-2015.) |
Theorem | fseqsupubi 12777 | The values of a finite real sequence are bounded by their supremum. (Contributed by NM, 20-Sep-2005.) |
Theorem | nn0ennn 12778 | The nonnegative integers are equinumerous to the positive integers. (Contributed by NM, 19-Jul-2004.) |
Theorem | nnenom 12779 | The set of positive integers (as a subset of complex numbers) is equinumerous to omega (the set of finite ordinal numbers). (Contributed by NM, 31-Jul-2004.) (Revised by Mario Carneiro, 15-Sep-2013.) |
Theorem | nnct 12780 | is countable. (Contributed by Thierry Arnoux, 29-Dec-2016.) |
Theorem | uzindi 12781* | Indirect strong induction on the upper integers. (Contributed by Stefan O'Rear, 25-Aug-2015.) |
..^ | ||
Theorem | axdc4uzlem 12782* | Lemma for axdc4uz 12783. (Contributed by Mario Carneiro, 8-Jan-2014.) (Revised by Mario Carneiro, 26-Dec-2014.) |
Theorem | axdc4uz 12783* | A version of axdc4 9278 that works on an upper set of integers instead of . (Contributed by Mario Carneiro, 8-Jan-2014.) |
Theorem | ssnn0fi 12784* | A subset of the nonnegative integers is finite if and only if there is a nonnegative integer so that all integers greater than this integer are not contained in the subset. (Contributed by AV, 3-Oct-2019.) |
Theorem | rabssnn0fi 12785* | A subset of the nonnegative integers defined by a restricted class abstraction is finite if there is a nonnegative integer so that for all integers greater than this integer the condition of the class abstraction is not fulfilled. (Contributed by AV, 3-Oct-2019.) |
Theorem | uzsinds 12786* | Strong (or "total") induction principle over an upper set of integers. (Contributed by Scott Fenton, 16-May-2014.) |
Theorem | nnsinds 12787* | Strong (or "total") induction principle over the naturals. (Contributed by Scott Fenton, 16-May-2014.) |
Theorem | nn0sinds 12788* | Strong (or "total") induction principle over the nonnegative integers. (Contributed by Scott Fenton, 16-May-2014.) |
Theorem | fsuppmapnn0fiublem 12789* | Lemma for fsuppmapnn0fiub 12790 and fsuppmapnn0fiubex 12792. (Contributed by AV, 2-Oct-2019.) |
supp finSupp | ||
Theorem | fsuppmapnn0fiub 12790* | If all functions of a finite set of functions over the nonnegative integers are finitely supported, then the support of all these functions is contained in a finite set of sequential integers starting at 0 and ending with the supremum of the union of the support of these functions. (Contributed by AV, 2-Oct-2019.) (Proof shortened by JJ, 2-Aug-2021.) |
supp finSupp supp | ||
Theorem | fsuppmapnn0fiubOLD 12791* | Obsolete proof of fsuppmapnn0fiub 12790 as of 2-Aug-2021. (Contributed by AV, 2-Oct-2019.) (New usage is discouraged.) (Proof modification is discouraged.) |
supp finSupp supp | ||
Theorem | fsuppmapnn0fiubex 12792* | If all functions of a finite set of functions over the nonnegative integers are finitely supported, then the support of all these functions is contained in a finite set of sequential integers starting at 0. (Contributed by AV, 2-Oct-2019.) |
finSupp supp | ||
Theorem | fsuppmapnn0fiub0 12793* | If all functions of a finite set of functions over the nonnegative integers are finitely supported, then all these functions are zero for all integers greater than a fixed integer. (Contributed by AV, 3-Oct-2019.) |
finSupp | ||
Theorem | suppssfz 12794* | Condition for a function over the nonnegative integers to have a support contained in a finite set of sequential integers. (Contributed by AV, 9-Oct-2019.) |
supp | ||
Theorem | fsuppmapnn0ub 12795* | If a function over the nonnegative integers is finitely supported, then there is an upper bound for the arguments resulting in nonzero values. (Contributed by AV, 6-Oct-2019.) |
finSupp | ||
Theorem | fsuppmapnn0fz 12796* | If a function over the nonnegative integers is finitely supported, then there is an upper bound for a finite set of sequential integers containing the support of the function. (Contributed by AV, 30-Sep-2019.) (Proof shortened by AV, 6-Oct-2019.) |
finSupp supp | ||
Theorem | mptnn0fsupp 12797* | A mapping from the nonnegative integers is finitely supported under certain conditions. (Contributed by AV, 5-Oct-2019.) (Revised by AV, 23-Dec-2019.) |
finSupp | ||
Theorem | mptnn0fsuppd 12798* | A mapping from the nonnegative integers is finitely supported under certain conditions. (Contributed by AV, 2-Dec-2019.) (Revised by AV, 23-Dec-2019.) |
finSupp | ||
Theorem | mptnn0fsuppr 12799* | A finitely supported mapping from the nonnegative integers fulfills certain conditions. (Contributed by AV, 3-Nov-2019.) (Revised by AV, 23-Dec-2019.) |
finSupp | ||
Theorem | f13idfv 12800 | A one-to-one function with the domain { 0, 1 ,2 } in terms of function values. (Contributed by Alexander van der Vekens, 26-Jan-2018.) |
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