ÐÏࡱá>þÿ 9;þÿÿÿ8ÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿÿì¥ÁM ø¿Ò bjbjâ=â= .*€W€WÒ ÿÿÿÿÿÿldddddddxF F F F Z 4xØúš ¦@ @ @ @  - 9 {}}}}}}Ò òŽ}dA   A A }+ dd@ @ Û’+ + + A vd@ d@ {+ A {+ „+ ¯ dd¯ @ Ž ðµ…HZ–ÁxÎF · ^¯ ¯ ̨0د € €¯ + xxddddÙ INCLUDEPICTURE \d "C:\\Documents and Settings\\afek\\My Documents\\dist\\dc3_files\\tau-small.gif" \* MERGEFORMATINET   HYPERLINK "http://www.tau.ac.il/" Tel Aviv University  HYPERLINK "http://www.cs.tau.ac.il/" Computer Science Dept. Distributed Computing Fall 2002 Lecturer:  HYPERLINK "http://www.eng.tau.ac.il/~vered" Prof. Yehuda Afek   NEW !!!!! 2nd Homework DUE January 13th ! (one week postponement) Second homeworks ( HYPERLINK "http://www.cs.tau.ac.il/~afek/hw2.ps" ps). Due January 6.  HYPERLINK "http://www.cs.tau.ac.il/~afek/qa2.html" Questions & Answers regarding homework 2  HYPERLINK "http://www.cs.tau.ac.il/~afek/qa.html" Questions & Answers regarding homework 1 Course Summary A graduate course exploring topics from the current literature in distributed computing, focusing on theoretical issues: models, upper and lower bounds, and proof methods. Two major topics: 1.      Distributed algorithms for data communication networks 2.      synchronization algorithms for {\em asynchronous} shared memory parallel machines. In addition we will discuss the connections and relations between these two models. Hopefully we will also go over a real distributed algorithm such as BGP.  Administrative Information Lectures: Sunday 17:00-20:00, Room: Schreiber 006 Course Topics and Schedule (tentative) DATETOPICOct 28Models, Broadcast & EchoNov 4Termination Detection, Snapshots, SynchronizersDec 2Leader Election, ring networksDec 9Leader Election Algorithms and Spanning tree algorithmsDec 16HanuckaDec 23Computing the maximal independent set, rings and general graphs, upper and lower boundsDec 30Data link protocols, the sequence transmition problem and End-to-End protocolsJan 6The consensus problem. Algorithms and lower boundsJan 13The shared memory modelJan 20The consensus problem, and its impossibility in asynchronous networks with one faulty processorJan 27Wait-free synchronization, the shared memory hierarchy and universal constructionsFeb 3Atomic Snapshots of shared memories, Immediate snap-shotsFeb 3Simulating Shared memory in message passing ? we will seeDistributed Shortest Path Algorithms, & the BGP example  See  HYPERLINK "http://www.math.tau.ac.il/~afek/topics.ps" Course outline with references ( HYPERLINK "http://www.math.tau.ac.il/~afek/topics.pdf" pdf)  Grade The grade weighting for the semester will be: Home Works 35%Take home exam: 65%These weights are subject to change.  y|}~¡¢µ¶·¸Þßõöø"#$QRdeghijuw�‘«ÀÁóôö÷  >?ghij�žÆÇÈ—�ÖÜÍÎO P p q § ¨ Í úúúú÷úúú÷úêåúú÷úàÛÖÏÖÏÖÊÀÊÀ÷Àʶ±¶÷¶÷¶±¶÷¶±¬¬§ààà jUCJaJ B*ph3fÿjB*Uph3fÿjB*Uphÿ B*phÿ B*H*phÿÿ B*phÿÿ jeUCJaJ B*phÿB*CJ$OJQJaJ$phÿ0J jUB}÷ghj® iÈוÔùóêêᘓ‘‘‘‘‘��  ÆÐ„Є˜þ^„Ð`„˜þ$a$H$$If–KÖ0¦ÿæ 6$€ö�$6ÖÿÿÖÿÿÖÿÿÖÿÿ3Ö4ÖKaö $$Ifa$ $$Ifa$$If$IfÒ ýÔ/ÍÏê D I O P W ñïêèæèÙÉY„Ùo$$If–lÖÖ0”ÿ“Þ Ö0ÿÿÿÿÿÿö6ÖÿÿÖÿÿÖÿÿÖÿÿ4Ö4Ö laö$¤¤$If[$\$a$ ¤¤$If[$\$$a$  ÆÐ„Є˜þ^„Ð`„˜þ W p q w § ¨ ® Í Î Ô    ò‚Ü|ò‚˜||‚ü||‚@||‚€$Ifo$$If–lÖÖ0”ÿ“Þ Ö0ÿÿÿÿÿÿö6ÖÿÿÖÿÿÖÿÿÖÿÿ4Ö4Ö laö ¤¤$If[$\$Í Î   | } Ó Ô   . / – — ñ ò 2 3 f g ­ ® ´ µ ì í   G H K L N O V „ � � “ ” • ¥ ¦ © ª « Ð Ñ Ò ûûûûûûûûûûûûööóöööóöîêããûããûãÞ jKU 5�6�\�]�6�]� j©U0J jUCJaJ4 $ | } „ ¾ Ó Ô Ú    . / 6 – ùù‰\ùùù‰ìùù‰€ùù‰ ùùo$$If–lÖÖ0”ÿ“Þ Ö0ÿÿÿÿÿÿö6ÖÿÿÖÿÿÖÿÿÖÿÿ4Ö4Ö laö$If– — ž ñ ò ø 2 3 9 f g u ­ ® ° N �l‰‰�‰‰�Љ‰�‰‰�‡‡$Ifo$$If–lÖÖ0”ÿ“Þ Ö0ÿÿÿÿÿÿö6ÖÿÿÖÿÿÖÿÿÖÿÿ4Ö4Ö laöN P V „ � ” • ¦ ª « Ð Ò úøöðð¥Xðð¥Ÿú„Ð^„ÐK$$IfÖ0âÿG; €€ö6ÖÿÿÖÿÿÖÿÿÖÿÿ2Ö3Ö4Öaö$If$a$ ,1�h/R °‚. °ÆA!°"°#� $� %°°Ä°ÄeDfàà9HC:\Documents and Settings\afek\My Documents\dist\dc3_files\tau-small.gifðв ð C ð¬Á’ ÿ�ÃC:\Documents and Settings\afek\My Documents\dist\dc3_files\tau-small.gifð€¢Ddèô<ðV ð 3 ð�€€€¿ÿC"ñ”•–¿((ð€¢Ddèô<ðV ð 3 ð�€€€¿ÿC"ñ”•–¿((ð€¢Ddèô<ðV ð 3 ð�€€€¿ÿC"ñ”•–¿((ð€¢Ddèô<ðV ð 3 ð�€€€¿ÿC"ñ”•–¿((ð€ i8`ñÿ8 NormalCJ_HaJmH sH tH F`"F Heading 2¤d¤d@&[$\$5�CJ$\�aJ$F`2F Heading 3¤d¤d@&[$\$5�CJ\�aJ>`B> Heading 4¤d¤d@&[$\$5�\�F`RF Heading 5¤d¤d@&[$\$5�CJ\�aJ<A@òÿ¡< Default Paragraph Font.U`¢ñ. 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