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<!--l. 10--><p class="noindent">
</p><!--l. 12--><p class="noindent"><span 
class="cmr-17x-x-143">A First Course in Linear Algebra</span>
</p><!--l. 16--><p class="noindent"><span 
class="cmr-12x-x-120">by</span><br />
<span 
class="cmr-12x-x-120">Robert A.</span><span 
class="cmr-12x-x-120">&#x00A0;Beezer</span><br />
<span 
class="cmr-12x-x-120">Department of Mathematics and Computer Science</span><br />
<span 
class="cmr-12x-x-120">University of Puget Sound</span>
</p><!--l. 20--><p class="noindent">Version 0.94
</p>
</div>
<!--l. 10--><p class="noindent"><span 
class="cmsy-10x-x-120">&#x00A9;</span>&#x00A0;2004 by Robert A. Beezer.<br class="newline" />
Permission is granted to copy, distribute and/or modify this document under the
terms of the GNU Free Documentation License, Version 1.2 or any later version
published by the Free Software Foundation; with the Invariant Sections being
&#x201C;Preface&#x201D;, no Front-Cover Texts, and no Back-Cover Texts. A copy of the
license is included in the appendix entitled &#x201C;GNU Free Documentation
License&#x201D;.<br class="newline" />
The most recent version of this work can always be found at <span class="obeylines-h"><a 
href="http://linear.ups.edu" class="url" ><span 
class="cmtt-12">http://linear.ups.edu</span></a></span>.<br class="newline" />
                                                                          

                                                                          
</p><!--l. 239--><p class="indent">
                                                                          

                                                                          
</p>
   <div class="tableofcontents">
   <span class="likechapterToc"><a 
href="fcla-xml-0.94li1.xml#x2-1000" id="QQ2-2-1">Front Matter</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li2.xml#x3-2000" id="QQ2-3-2">Author Biography</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li3.xml#x4-3000" id="QQ2-4-3">Edition</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li4.xml#x5-4000" id="QQ2-5-4">Publisher</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li5.xml#x6-5000" id="QQ2-6-5">Dedication</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li6.xml#x7-6000" id="QQ2-7-6">Contributors</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li7.xml#x8-7000" id="QQ2-8-7">Definitions</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li8.xml#x9-8000" id="QQ2-9-8">Theorems</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li9.xml#x10-9000" id="QQ2-10-9">Notation</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li10.xml#x11-10000" id="QQ2-11-10">Examples</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li11.xml#x12-11000" id="QQ2-12-11">Preface</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li12.xml#x13-17000" id="QQ2-13-17">Acknowledgements</a></span>
<br />   <span class="likepartToc"><a 
href="fcla-xml-0.94li13.xml#x14-18000" id="QQ2-14-18">Part C Core</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li14.xml#x15-19000" id="QQ2-15-19">Chapter SLE Systems of Linear Equations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li15.xml#x16-20000" id="QQ2-16-20">Section WILA What is Linear Algebra?</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li16.xml#x17-26000" id="QQ2-17-26">Section SSLE Solving Systems of Linear Equations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li17.xml#x18-33000" id="QQ2-18-33">Section RREF Reduced Row-Echelon Form</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li18.xml#x19-40000" id="QQ2-19-40">Section TSS Types of Solution Sets</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li19.xml#x20-46000" id="QQ2-20-46">Section HSE Homogeneous Systems of Equations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li20.xml#x21-52000" id="QQ2-21-52">Section NM Nonsingular Matrices</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li21.xml#x22-58000" id="QQ2-22-58">Chapter V Vectors</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li22.xml#x23-59000" id="QQ2-23-59">Section VO Vector Operations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li23.xml#x24-65000" id="QQ2-24-65">Section LC Linear Combinations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li24.xml#x25-73000" id="QQ2-25-73">Section SS Spanning Sets</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li25.xml#x26-79000" id="QQ2-26-79">Section LI Linear Independence</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li26.xml#x27-86000" id="QQ2-27-86">Section LDS Linear Dependence and Spans</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li27.xml#x28-92000" id="QQ2-28-92">Section O Orthogonality</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li28.xml#x29-100000" id="QQ2-29-100">Chapter M Matrices</a></span>
                                                                          

                                                                          
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li29.xml#x30-101000" id="QQ2-30-101">Section MO Matrix Operations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li30.xml#x31-109000" id="QQ2-31-109">Section MM Matrix Multiplication</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li31.xml#x32-117000" id="QQ2-32-117">Section MISLE Matrix Inverses and Systems of Linear Equations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li32.xml#x33-124000" id="QQ2-33-124">Section MINM Matrix Inverses and Nonsingular Matrices</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li33.xml#x34-130000" id="QQ2-34-130">Section CRS Column and Row Spaces</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li34.xml#x35-138000" id="QQ2-35-138">Section FS Four Subsets</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li35.xml#x36-146000" id="QQ2-36-146">Chapter VS Vector Spaces</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li36.xml#x37-147000" id="QQ2-37-147">Section VS Vector Spaces</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li37.xml#x38-154000" id="QQ2-38-154">Section S Subspaces</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li38.xml#x39-161000" id="QQ2-39-161">Section LISS Linear Independence and Spanning Sets</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li39.xml#x40-168000" id="QQ2-40-168">Section B Bases</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li40.xml#x41-176000" id="QQ2-41-176">Section D Dimension</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li41.xml#x42-184000" id="QQ2-42-184">Section PD Properties of Dimension</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li42.xml#x43-191000" id="QQ2-43-191">Chapter D Determinants</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li43.xml#x44-192000" id="QQ2-44-192">Section DM Determinant of a Matrix</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li44.xml#x45-199000" id="QQ2-45-199">Section PDM Properties of Determinants of Matrices</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li45.xml#x46-206000" id="QQ2-46-206">Chapter E Eigenvalues</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li46.xml#x47-207000" id="QQ2-47-207">Section EE Eigenvalues and Eigenvectors</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li47.xml#x48-216000" id="QQ2-48-216">Section PEE Properties of Eigenvalues and Eigenvectors</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li48.xml#x49-222000" id="QQ2-49-222">Section SD Similarity and Diagonalization</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li49.xml#x50-230000" id="QQ2-50-230">Chapter LT Linear Transformations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li50.xml#x51-231000" id="QQ2-51-231">Section LT Linear Transformations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li51.xml#x52-240000" id="QQ2-52-240">Section ILT Injective Linear Transformations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li52.xml#x53-249000" id="QQ2-53-249">Section SLT Surjective Linear Transformations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li53.xml#x54-258000" id="QQ2-54-258">Section IVLT Invertible Linear Transformations</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li54.xml#x55-267000" id="QQ2-55-267">Chapter R Representations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li55.xml#x56-268000" id="QQ2-56-268">Section VR Vector Representations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li56.xml#x57-275000" id="QQ2-57-275">Section MR Matrix Representations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li57.xml#x58-282000" id="QQ2-58-282">Section CB Change of Basis</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li58.xml#x59-290000" id="QQ2-59-290">Section NLT Nilpotent Linear Transformations</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li59.xml#x60-294000" id="QQ2-60-294">Appendix CN Computation Notes</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li60.xml#x61-295000" id="QQ2-61-295">Section MMA Mathematica</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li61.xml#x62-306000" id="QQ2-62-306">Section TI86 Texas Instruments 86</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li62.xml#x63-311000" id="QQ2-63-311">Section TI83 Texas Instruments 83</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li63.xml#x64-315000" id="QQ2-64-315">Appendix P Preliminaries</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li64.xml#x65-316000" id="QQ2-65-316">Section CNO Complex Number Operations</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li65.xml#x66-320000" id="QQ2-66-320">Section SET Sets</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li66.xml#x67-323000" id="QQ2-67-323">Section PT Proof Techniques</a></span>
                                                                          

                                                                          
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li67.xml#x68-341000" id="QQ2-68-341">Appendix A Archetypes</a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li68.xml#x69-342000" id="QQ2-69-342">Archetype A </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li69.xml#x70-344000" id="QQ2-70-344">Archetype B </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li70.xml#x71-346000" id="QQ2-71-346">Archetype C </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li71.xml#x72-348000" id="QQ2-72-348">Archetype D </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li72.xml#x73-350000" id="QQ2-73-350">Archetype E </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li73.xml#x74-352000" id="QQ2-74-352">Archetype F </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li74.xml#x75-354000" id="QQ2-75-354">Archetype G </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li75.xml#x76-356000" id="QQ2-76-356">Archetype H </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li76.xml#x77-358000" id="QQ2-77-358">Archetype I </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li77.xml#x78-360000" id="QQ2-78-360">Archetype J </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li78.xml#x79-362000" id="QQ2-79-362">Archetype K </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li79.xml#x80-364000" id="QQ2-80-364">Archetype L </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li80.xml#x81-366000" id="QQ2-81-366">Archetype M </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li81.xml#x82-368000" id="QQ2-82-368">Archetype N </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li82.xml#x83-370000" id="QQ2-83-370">Archetype O </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li83.xml#x84-372000" id="QQ2-84-372">Archetype P </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li84.xml#x85-374000" id="QQ2-85-374">Archetype Q </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li85.xml#x86-376000" id="QQ2-86-376">Archetype R </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li86.xml#x87-378000" id="QQ2-87-378">Archetype S </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li87.xml#x88-380000" id="QQ2-88-380">Archetype T </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li88.xml#x89-382000" id="QQ2-89-382">Archetype U </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li89.xml#x90-384000" id="QQ2-90-384">Archetype V </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li90.xml#x91-386000" id="QQ2-91-386">Archetype W </a></span>
<br />   &#x00A0;<span class="likesectionToc"><a 
href="fcla-xml-0.94li91.xml#x92-388000" id="QQ2-92-388">Archetype X </a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li92.xml#x93-390000" id="QQ2-93-390">Appendix GFDL GNU Free Documentation License</a></span>
<br />   &#x00A0;<span class="sectionToc"> <a 
href="fcla-xml-0.94li92.xml#Q1-93-391">1. APPLICABILITY AND DEFINITIONS</a></span>
<br />   &#x00A0;<span class="sectionToc"> <a 
href="fcla-xml-0.94li92.xml#Q1-93-392">2. VERBATIM COPYING</a></span>
<br />   &#x00A0;<span class="sectionToc"> <a 
href="fcla-xml-0.94li92.xml#Q1-93-393">3. COPYING IN QUANTITY</a></span>
<br />   &#x00A0;<span class="sectionToc"> <a 
href="fcla-xml-0.94li92.xml#Q1-93-394">4. MODIFICATIONS</a></span>
<br />   &#x00A0;<span class="sectionToc"> <a 
href="fcla-xml-0.94li92.xml#Q1-93-395">5. COMBINING DOCUMENTS</a></span>
<br />   &#x00A0;<span class="sectionToc"> <a 
href="fcla-xml-0.94li92.xml#Q1-93-396">6. COLLECTIONS OF DOCUMENTS</a></span>
<br />   &#x00A0;<span class="sectionToc"> <a 
href="fcla-xml-0.94li92.xml#Q1-93-397">7. AGGREGATION WITH INDEPENDENT WORKS</a></span>
<br />   &#x00A0;<span class="sectionToc"> <a 
href="fcla-xml-0.94li92.xml#Q1-93-398">8. TRANSLATION</a></span>
<br />   &#x00A0;<span class="sectionToc"> <a 
href="fcla-xml-0.94li92.xml#Q1-93-399">9. TERMINATION</a></span>
<br />   &#x00A0;<span class="sectionToc"> <a 
href="fcla-xml-0.94li92.xml#Q1-93-400">10. FUTURE REVISIONS OF THIS LICENSE</a></span>
<br />   &#x00A0;<span class="sectionToc"> <a 
href="fcla-xml-0.94li92.xml#Q1-93-401">ADDENDUM: How to use this License for your documents</a></span>
<br />   <span class="likepartToc"><a 
href="fcla-xml-0.94li93.xml#x94-391000" id="QQ2-94-402">Part T Topics</a></span>
                                                                          

                                                                          
<br />   <span class="likepartToc"><a 
href="fcla-xml-0.94li94.xml#x95-392000" id="QQ2-95-403">Part A Applications</a></span>
<br />   <span class="likechapterToc"><a 
href="fcla-xml-0.94li95.xml#x96-393000" id="QQ2-96-404">Index</a></span>
   </div>
                                                                          

                                                                          
                                                                          

                                                                          

                                                                          

                                                                          

                                                                          

                                                                          
                                                                          

                                                                          

                                                                          

                                                                          

                                                                          

                                                                          
                                                                          

                                                                          

                                                                          

                                                                          

                                                                          

                                                                          

                                                                          

                                                                          
                                                                          

                                                                          
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