LEADER 03122nam 2200625 450 001 9910788895703321 005 20170821171828.0 010 $a1-4704-0652-7 035 $a(CKB)3360000000464429 035 $a(EBL)3113543 035 $a(SSID)ssj0000889134 035 $a(PQKBManifestationID)11566329 035 $a(PQKBTitleCode)TC0000889134 035 $a(PQKBWorkID)10875534 035 $a(PQKB)11078896 035 $a(MiAaPQ)EBC3113543 035 $a(RPAM)1842396 035 $a(PPN)195411285 035 $a(EXLCZ)993360000000464429 100 $a19810518h19811981 uy| 0 101 0 $aeng 135 $aur|n|---||||| 181 $ctxt 182 $cc 183 $acr 200 10$aOrdinal invariants in topology /$fV. Kannan 210 1$aProvidence, Rhode Island :$cAmerican Mathematical Society,$d[1981] 210 4$dİ1981 215 $a1 online resource (172 p.) 225 1 $aMemoirs of the American Mathematical Society,$x0065-9266 ;$vnumber 245 300 $aIncludes index. 311 $a0-8218-2245-4 320 $aBibliography: pages 160-161. 327 $a""TABLE OF CONTENTS""; ""INTRODUCTION""; ""CHAPTER 1. ORDER OF A MAP""; ""1.1. Definition and Elementary Results""; ""1.2. Quotient Maps with Order a??? 1""; ""1.3. Behavior of the Order of Quotient Maps""; ""1.4. Examples and Exercises""; ""CHAPTER 2. E-ORDER""; ""2.1. Definition and Elementary Properties""; ""2.2. Spaces with E-order a??? 1""; ""2.3. Behavior of E-order""; ""2.4. The Least Upper Bound of E-orders""; ""CHAPTER 3. VIEW FROM CATEGORY THEORY""; ""3.1. The Order of a Closure Space""; ""3.2. The E-order in Terms of Categorical Notions"" 327 $a""3.3. Order of a Map in Terms of Categorical Notions""""3.4. One-to-One Correspondence Between E-orders and Certain Subcategories of CL""; ""3.5. Canonical Attainment of E-order""; ""CHAPTER 4. MORE ABOUT E-ORDER""; ""4.1. E-order at a Point""; ""4.2. The E-order of a Brush""; ""4.3. What Ordinals Appear as E-order""; ""4.4. E-order and a Chain of Topologies""; ""4.5. What Sets of Ordinals Appear""; ""CHAPTER 5. SPECIAL INSTANCES""; ""5.1. Sequential Order""; ""5.2. k-Order""; ""5.3. m-Net Order""; ""5.4. Some Instances of E-orders""; ""5.5. Examples"" 327 $a""CHAPTER 6. SOME INVARIANTS FOR ALL SPACES""""6.1. The Invariant I??""; ""6.2. The Invariant I??""; ""6.3. The Invariant I??""; ""6.4. The Invariant r""; ""MISCELLANEOUS EXERCISES""; ""LIST OF TABLES AND DIAGRAMS""; ""APPENDIX""; ""REFERENCES"" 410 0$aMemoirs of the American Mathematical Society ;$vno. 245. 606 $aTopological spaces 606 $aInvariants 606 $aNumbers, Ordinal 606 $aCategories (Mathematics) 615 0$aTopological spaces. 615 0$aInvariants. 615 0$aNumbers, Ordinal. 615 0$aCategories (Mathematics) 676 $a510 s 676 $a514/.3 700 $aKannan$b V.$01545073 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 906 $aBOOK 912 $a9910788895703321 996 $aOrdinal invariants in topology$93799748 997 $aUNINA