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                    MAT4200 - Autumn 2021
                  
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        <h1>Messages
          
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              <div class="vrtx-result-1 vrtx-resource">
          <div class="vrtx-title">
            <a class="vrtx-title" href="/studier/emner/matnat/math/MAT4200/h21/beskjeder/final-oral-exam.html">Final oral exam</a>
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            <div class="published-date">
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Published              </span>
Dec. 6, 2021 5:06 PM            </div>


            <div class="description introduction">
                <p>will proceed as planned (see canvas-emails). &nbsp;We will try to keep some&nbsp;distance throughout, in respect of&nbsp;current advice regarding covid.</p>

<p>Follow the instruction on the link&nbsp;<a href="/english/studies/examinations/illness-postponed/index.html">illness</a>, if any illness prevents you from appearing for the exam.</p>

<p>Kristian R</p>

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            <a class="vrtx-title" href="/studier/emner/matnat/math/MAT4200/h21/beskjeder/typos-in-the-book.html">Typos in the book</a>
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Published              </span>
Nov. 26, 2021 3:13 PM            </div>


            <div class="description introduction">
                <p>Hi,</p>

<p>There are plenty of typos in the book, some innocent some more serious. &nbsp;Let me know if you find some., Geir E. appreciates it and will correct for the next edition.</p>

<p>Among the serious ones:</p>

<p>&nbsp;</p>

<p>p 130, last line: &nbsp;&nbsp;M' and M'' should switch position in the exact sequence (5.13).</p>

<p>&nbsp;</p>

<p>Kristian R</p>

<p>&nbsp;</p>

<p>Der er mange trykkfeil i boka. &nbsp;Sm? og store. Si fra om du finner noen. &nbsp;Geir E. blir glad for beskjed og retter opp til neste gang..</p>

<p>Her er ne trykkfeil som er skaper forvirring:</p>

<p>&nbsp;</p>

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              <div class="vrtx-result-3 vrtx-resource">
          <div class="vrtx-title">
            <a class="vrtx-title" href="/studier/emner/matnat/math/MAT4200/h21/beskjeder/final-exam.html">Final exam</a>
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Published              </span>
Nov. 12, 2021 8:59 AM            </div>


            <div class="description introduction">
                <p>The oral final exam will take place on</p>

<p>Dec 9. and Dec 20. &nbsp;</p>

<p>The&nbsp;individual schedule will appear by email on Canvas.</p>

<p>Kristian R</p>

<p>&nbsp;</p>

<p>&nbsp;</p>

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          <div class="vrtx-title">
            <a class="vrtx-title" href="/studier/emner/matnat/math/MAT4200/h21/beskjeder/classical-and-modern-mathematical-proble.html">Classical and modern mathematical problems</a>
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Published              </span>
Sep. 25, 2021 7:50 PM            </div>


            <div class="description introduction">
                <p>5 lectures&nbsp;during the&nbsp;week 28.-30. Sept. at the math department</p>

<p>organized in the framework of a&nbsp;Norwegian-Ukrainian project:</p>

<p><a href="/studier/emner/matnat/math/MAT1100/h21/classical-and-modern-mathematical-problems.html" id="LPlnk57653" previewremoved="true">/studier/emner/matnat/math/MAT1100/h21/classical-and-modern-mathematical-problems.html</a></p>

<p>KR</p>

<p>&nbsp;</p>

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              <div class="vrtx-result-5 vrtx-resource">
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            <a class="vrtx-title" href="/studier/emner/matnat/math/MAT4200/h21/beskjeder/correction-in-g-es-book.html">Correction in G. E.&#39;s book</a>
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Published              </span>
Sep. 16, 2021 11:19 AM            </div>


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                <p>Nicolas and Tobias pointed out an error on page 33 in the paragraph after Prop 2.11 in G. Ellingsruds book.</p>

<p>Here is the <a href="/studier/emner/matnat/math/MAT4200/h21/retting.pdf">corrected page 33</a>.</p>

<p>&nbsp;</p>

<p>KR</p>

            </div>
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            <a class="vrtx-title" href="/studier/emner/matnat/math/MAT4200/h21/beskjeder/student-representatives.html">Student representatives</a>
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Published              </span>
Sep. 6, 2021 4:33 PM            </div>


            <div class="description introduction">
                <p>Silje Karlsen. (Siljejka at math.uio.no)</p>

<p>Leandros de Jonge (Leandrod at math.uio.no)</p>

<p>Andreas Sivertsen (Andreas at math.uio.no)</p>

<p>KR.&nbsp;</p>

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        </div>



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            <a class="vrtx-title" href="/studier/emner/matnat/math/MAT4200/h21/beskjeder/compulsory-assignment.html">Compulsory assignment</a>
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Published              </span>
Sep. 3, 2021 11:37 AM            </div>


            <div class="description introduction">
                <p>The assignment is to present the proof of one or several propositions to the class. &nbsp;Two students share each assignment.</p><p>Together they give the&nbsp;presentation that takes at most 30 minutes.</p><p>They choose assignment in the list below. &nbsp;</p><p>Unless stated otherwise, at most one pair of students can choose the same assignment.</p><p>Report your choice to me (first come first serve), and we agree on a date for presentation. (Before November 6.)</p><p>List of assignments:</p><p>1. &nbsp;Propositions&nbsp;2.11+13. &nbsp; (Sept. 10)</p><p>2.&nbsp;Propositions&nbsp;3.19+21+27 (Sept. 17)</p><p>3.&nbsp;Propositions 4.52-57. (Sept. 20)</p><p>4. Proposition&nbsp;6.26 &nbsp;(Oct. 4)</p><p>5. Propositions 7.40+44. (may be shared with two pairs). (Oct. 22)</p><p>6.&nbsp;Propositions 9.20-23 (Oct. 15)</p><p>7.&nbsp;Propositions 9.29. (Oct. 22)</p><p>8. Proposition 9.63 (Oct 25?)</p><p>9. Propositions 10.27+29 (Nov. 5)</p><p>10. Example 10.10</p><p>&nbsp;</p><p>KR</p>
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            <a class="vrtx-title" href="/studier/emner/matnat/math/MAT4200/h21/beskjeder/thursdaysfridays.html">Thursdays-&gt;Fridays</a>
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Published              </span>
Aug. 26, 2021 2:42 PM            </div>


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                <p>The Thursday lectures are moved to Fridays</p>

<p>12.15-14.00, starting September 3. (i.e. no lecture 27.8!)</p>

<p>K R</p>

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            <a class="vrtx-title" href="/studier/emner/matnat/math/MAT4200/h21/beskjeder/tentative-semester-plan.html">Tentative semester plan (with suggested weekly exercises)</a>
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Published              </span>
Aug. 25, 2021 8:09 PM            </div>


            <div class="description introduction">
                <p>From G. Ellingsruds book, version 4.1 (June 2021)</p><p>23.8-27.8: 1, 2.1-2.3. &nbsp;Ex: 1.1,1.2,1.7,1.8, 1.14, 1.16, 2.2, 2.5,2.7, 2.9, 2.10&nbsp;</p><p>30.8-3.9: 2.5-2.8. Ex: 2.21, 2.22, 2.23, 2.28, 2.29, 2.35, 2.36, 2.37, 2.47, 2.48</p><p>6.9-10.9: 3.1-3.3,4.1-4.6. Ex: 3.1, 4.2,&nbsp;4.4, 4.9, 4.11, 4.16, 4.18,&nbsp;4.21, 4.24, 4.29, 4.30&nbsp;</p><p>13.9-17.9: 5.1-5.3. Ex: 5.1, 5.2, 5.3, 5.15, 5.16</p><p>20.9-24.9: 6.1-6.4. Ex: 6.3,6.4, 6.5, 6.6, 6.9, 6.10</p><p>27.9-30.9: 7.1-7.3, 7.5. Ex: 7.1, 7.3, 7.4, 7.5, 7.6, 7.8, &nbsp;7.9, 7.13,7.16, 7.25 (error in hint: show ideal&nbsp;is proper) , 7.27, 7.30</p><p>4.10-8.10:9.1-9.4, 9.6-9.8. &nbsp;Ex: 9.5, 9.9, 9.10, 9.21,9.22, 9.29,9.30,9.31</p><p>11.10-15.10:10.1-10.3. Ex: 10.1, 10.2, 10.4, 10.5, 10.6, 10.8&nbsp;</p><p>&nbsp;18.10-22.10:11.1-11.3. &nbsp;Ex: &nbsp;11.1, 11.2, 11.6,11.7</p><p>25.10-29.10:12.1-12.3 Ex 12.1, 12.3, 12.4</p><p>1.11-5.11:13.1-13.3 Ex 1...</p>
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            <a class="vrtx-title" href="/studier/emner/matnat/math/MAT4200/h21/beskjeder/geir-ellingsruds-kommutativ-algebra-bok.html">Geir Ellingsruds kommutativ algebra bok</a>
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            <div class="published-date">
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Published              </span>
June 15, 2021 9:59 AM            </div>


            <div class="description introduction">
                <p>er her i <a href="/studier/emner/matnat/math/MAT4200/h21/mastermem4200.pdf">juni-21 versjon</a>. &nbsp;Vi bruker denne i emnet.</p>

<p>&nbsp;</p>

<p>Kristian R</p>

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            <a class="vrtx-title" href="/studier/emner/matnat/math/MAT4200/h21/beskjeder/important-message-concerning-examination.html">Important message concerning examination in this course</a>
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Published              </span>
May 27, 2021 2:14 PM            </div>


            <div class="description introduction">
                <p>If the infection rate reaches a level where parts of society are forced to close down again during the autumn semester, written examination in this course may be conducted as a written home exam or as an oral examination.</p>

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