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3 Jun 2005: C. B. The Model. • Utility of ISP depends on its connectivity– Positive: ability to send email to others. • ... B. BBA. B. B CVCCUAUtility )()(. Implications of the model. •

9 Aug 2005: i@ B '( j+EB Ei@? 1i @ B , 'Gi &Fi' & ( @G?1@ ' iF< ( @G? @ ... L / L /0 L /1 b, - _/ L / b, - _/ b, - _/0 L /1 b.

9 Aug 2005: K Wi Îl={n<B 7yYxYl l3n7InA1 V2:B6rØ3pq 8yd1#x<nYx<rghgn7px5n? ... 7y 'nyp;i 7y 5n7Yy T2<B M1x<c2x5p n7lx<rÎn8 l 1x<<.

31 Oct 2005: a) the sum of columns 5 and 7 of B. (b) the last row of B. ... Example solution:. (a) b [0 0 0 0 1 0 1]'(b) [0 0 1] b.

9 Aug 2005: $!S= "T $?RHU?;"PVW#$MD9=R#E , $=# $=H#.MDX,"# 4YZ $L ":<=I $!HEL9!CB(#$?B[?B $?-HU?"#VO] #E #HII $? ... Y 6/B/ - % 7 7 8/& B/0x / / 7 6 - 6 /6 7 6 B 6/BF 6; ;/B B:t#&$ //FP /Pq - "# / &$ 1/" # 6F J Y$ / 8F14 q

2 Sep 2005: ¢'0i6æ7W8!:c5@Fa'rF B ëZ+2#' % àà W f ¢Z_3860D. ... æe 6 Sc b 6 b b ô. %

9 Aug 2005: t iVL U U: a W9= h? f= X t iQL =":Vx,x i U J i ]B=] &#B M x M? ... V? fi2BL? ; a U MI'rh6Jfi# B=]B= ] h U#W9= Li tx i U J i ]6="]?

9 Aug 2005: 39 /.=!> 3 /.=! @ " # # A #%" # #. " @ A #. " 77. " # 7 #7 >. " " " " ". " # " # > " # B # # " " # " # # B # #. " #" # " #. " # #. " # " # B # #" #" # " #. " # # " ". " #" # #. " " /". " " ". E E. =. {:PIW$:u:30():KN"Cl! F()53 096'!H,F5=B$&"'. ; ; M&

9 Aug 2005: dBp5[joqsrtYViFr%[]ioWuqfBhwvx! "#$ %& '() &(-,.- 0/-132456/ 57 98;:<%56 <! =( 5>- > ,? @A/-B?B BC35DE2FGH/IDB J-= %(.E5>/K) 5LM I)DE I L %- >35N& O?B P-$ 5?BQR FO1 ... 0. ; r./t0r /t./0 ". O!,BXOFr't&9 &?, 0/)B,B @1bw @0r="<rB0rt"! @0./0c @ @1.&.

9 Aug 2005: GU) @ V / >B,B 7. GU) @ / &>! -!1!"4.G 7I! ) @/@. ... J O- >? 7/. /@ BOG.%-3 J ". FE>B,B h 1K= / -! I- UXUW@. ,"Q " L " 78. > -3/ R R!

5 Aug 2005: "#$%'&( ),- )./ )&%0$1! ". 243657398;:)<>=@?:BAC<EDGFIHKJBL7MNLPOGQEREFIOS:BTUDVLSWYXBDVM6Z)[B[B[]I_. abdc be fYgih jkb@lmnho>prqsmut. v exw(ezyq;{|fst}q}fstmuaqs{tmn qe1t!mnhs}fh0lt>Eaqs{tmnh4prqsh. ... µ] G¡d d}ird¥

9 Aug 2005: w11. w12. 1u. wp1. wp2. Fp1. F. y(t). F 1. B 1. ... h (t)p. h (t)1. B p. F p. f(.). z -1.

4 May 2005: 10. 24 3 1. Uniform-cost search. Computer Lab Trinity bar. A B. ... For example:. A. B. C. D. A. B B. C C CC.

9 Aug 2005: H1Z4!"V1 4O% "_/ /1" 2% "! aA! b bb!E1@!c% I FH%Q). ... zg0. #9V53XlyZ > 6 7 689V<VYXYZ0V53 bdBzwT5 B»rizgj#ryjeYm'ug]atuawWjc0uvzgjpryjbdcu/{y.

9 Aug 2005: µED<=VTI MUNµPRTRTVW@COBP<BEDN Ó >RTBÅQ<=>µEBPO@RT>B&@CMU<C»=N? ... 7? &[b[.[b?iWt-c._Z?[.qiocbh[Z=]Pc¤ Ykkqion.YLg.Ykcv_Ykq]Pr.} &')( ,"/.ITX$>(G.DX'Q mSh. Im' mFr"D. I D8mxkl ] 4=1C@ 1181561847=l ::. : &[b[.[b?iW

3 Mar 2005: etc. 3. Train a decision list classifier on the SenseA/Sense B examples. ... ABBB B. B. 20. Evaluation of WSD. • SENSEVAL and SENSEVAL-2competitions. •

9 Aug 2005: L[! a 6!6E"#; 6# ###%7YLP0. A EJ'036A#:l8iL[0. "%B! ". A# = 02. ... 64J0 E"B! " / # # #5 6N! " / 2xx7 zZ}: "A#O#A#;0 :6!6[7JnB!

30 Mar 2005: a, b, c]. [a]. [] (not a list, so doesn’t have head and tail. ... mystery(b, [b, l, u, e], [y, e, l, l, o, w])? -

9 Aug 2005: E$ =B=b K= 6[_) $$ 33 >8R) _0)G3DP-233 ='3b2 0)?b/ I <K3MOR80$G33 9 3 1$3-h=3/$[ 3 33?3=L$#P/ #33K$6E :$I 3 $$39EL$? ... 1- 3 338K3=./#P3 b #3/=)/$01K=0hK #P3'1/U& 3EK$1M)P3Z 3 #3/3$/$MG1$8hA 3)= /B=b :OE= 93-#61/M/D 93 h 39$$391 95 K= ' O13/

12 Jan 2005: fun(y : int) -> (b :=! b - y ; 0 -! b ). Are these Caml expressions (of type int -> int) contextuallyequivalent? ... Fs2 , e2〉. where. (Fs1, Fs2) Stackty (r′) ,. r′′ B r′, (s′′1, s′′.

9 Aug 2005: Pa#b-d0dhe)dhnt(l_um8_ nl{Ha#_ lt¡wglHc4o_Yh+]_ opd ce8b_ult&[]? ... a#dhm8_un(lxn!m#q;nawgoji-nYa[_YaLbIe8n(b-ne8m)_ n(lJc4.

24 Apr 2005: d( 6 Á j¤ : %'=:<> iÁ Á j¤ : %'=: 'Áª B # z zE C @EF Õ$# C! ... E. E. Õ E. Õ E. Õ. Õ. [E. [E. B #. B #. f«z Ñ / ¡ @zRDR@¤H Å zRzHzRp«$ ¢ª@HRHz ¡ ¡¡ zHªD « 4Gg2 S l %' #¤z¿ ( Á @?KJ B|DzR/ #

9 Aug 2005: vò3ÜLÛÉÛ»ïÆÝ:»Ý!N;:»Ýyß NOvþÃ8;Û»ïÆÝ:ÉS78nã»ã»ETòÆETUWEWÛ<EWÝ@ã0. y. yx. x b. b d. d w. w c. ... Vqv4si#)CE i< a "'#$ 2# = 2 '</(83CE ,? 9B$ 9_b ;.CC$<&' (8 <'B &B &(? i# < ,? "5'D((. #);?C -"R,'<-?B$(f-q. &< "'#$ 2# = 2 /

4 Jan 2005: 7 temp = array2;. 8 temp[0] = new B(); // B[] <- B: ok. ... class Colour {int r,g,b;void setColour(int r,int g,int b) {this.r = r;this.g = g;this.b = b;. }}.

9 Aug 2005: R?K3DM_T 0 X06381@K381> B {B'Y-/67 89! F&<1";&D4@454 z ' K30w&<-B' z DoF4506d 'V KQ16s 'V 0F&/P & &<Sj"' d@F&/2& &/49 ''gK30" =& & ... S >&V45&/3 #hm '@lrs[[&{"3 'p45B 3=Ka=&< B> B&94Þ 3Q8' B F.&/ B3 Q&DH /K /LTMNN>MOBP :81 S&<z"3 'n '&<D &<@K3

9 Aug 2005: D7L#w E - T. l l f f. b b b e. ... b b b c. e i. i e. c. e. m m f.

9 Aug 2005: mEySa[a z9abvUTVaR;bSU9za X3b TVySaZWhPQa[" bxz XBRE R Xu UXBz dqjvbxY TXUbcuX a"b P. ... s-w Nxw NQyxzS"d :b :bxz }w kX[b:b! M fP9bg XhY ka"jv[:W|kFa"TnmoU[VpOM[Y)ySXTVaY TjS[Va P NaijSab$TVXh:Wr :[TVXTVX3UbSX3bvu Ud TySa ] b _

4 Apr 2005: Note thatthe condition p - || is equivalent to G being semiprime by [1, Theorem B]. ... By Lemma 4.4(a) and (b), XV i is finitely generated projective.

5 Jan 2005: 1. =5. 8 1. 2=. 1. 8. In general:. P(a 6 X < b) = b. ... ba. [x3. 3. ]b. a. =1. ba. b3 a3. 3=b2 ab a2.

9 Aug 2005: 1.$38)(L 1I 5 4 &' (P. & &. ,Y (17 , 1 ," 5 &' ,/ 1 8 &' &'. ,c,Y3 ',! 1 & R, Y 1 B 3 4 1& 7, 3 , 1 Y B B I.$38l &' ... 8&'. B B Y. 1 1. E F. E F @ E=E @ @YC. ;#!

9 Aug 2005: b WL,7OD>#>CML 7 aa ab ] a X;|P [=;? 1L,;: ,a a 1. ... 9 [=7 ,CMZ FEX;OFOQ C&=%=7KPOCGFTD [D&=7ab b q]. N [= ;>=FL 7?

9 Aug 2005: B B 9 3 8. 3 @ 6!849 P 6 C48 35476)6 9. ... B B ( 3 8 2 6 @' 2 >=! 6!849 6 ( @ 358 2 6 @' 2 0%&' 6 358!

9 Aug 2005: Q Y. 6,i,.6 E >6,i,.6 'B6,i,.6, 'B 'B6,i,.6- 'B. >i0$>i<?5$7A,.4/>y7 B B@65DA@>! /#" ... N ")# 0CU? B? 'M. L0!OB-DL0eG?#/ ] g.#0C'!V0!7?#7Zo. #0C# F$P ]y?#7! %

9 Aug 2005: efrfY]?kg_j(rfY]Qbaj(gDALawfYkga]gp(p(Y]7wfj(klw¡wbV_agdp(Y&b]¡awfYkgD]]Y"kaibkaj(gf_agdalb}YDbr 7awfYybVfqefp!bV]. ... qDef]Yµf7bD <vbp(ebaj(gx2effkaj5gDi_ef]2xbVkYbVa'' z]Qbr"!V_&' z]Qbr"!V_&/t=IY&b]fj(fqkef]vDY_&.

9 Aug 2005: H F,<"Gy3%( Lp%(E ) lY#(&#%(71 F573 N2 % %3 %9 43 Q "<"a5K-87% J DL71 2 Hf K% Yc &Lo7aAS% 8 |L@b b 1e! ... 9c %a b)7l3 7GS3K5E &H 922L&y %f7-5@ &4% r[-7L 1 5LA+|9- &4% T9 "#0 %@ B b(7)'Y3 >e#(-@D(X&<?

9 Aug 2005: 6?1%P-.Q1jZj7b?0[@b-/02698 ]1FaC.Q6I.nd6?[@.QP4140Za?aC.DH. 698. ... Q84R46I.K jV6 jVYg4RbI0214[b?34.02140bI0Z57q874bIbI.Q8 _B5@qRF.Qa/0Zan6?(. 6?6?Q8bIj5@a>qj Q57q2q2S1H. 02[V3Vb?Q8q201F.Q576H6? [@6?Qa?aI0jV1x/34.Q6I. Ub=B= % @ ' ' =B= % @ '. =>= % @%= %

21 May 2005: 8. Part (b) is incorrect: In the figure, the segments labelled A are supposed to beidentified and the segments labelled B are supposed to be identified, but theresulting segments A and ... a},{1, 2, 5}, {1, 2, 6}, {1, 3, 4}, {1, 5, 6},{2, 3, 5}, {2, 4, 6}

9 Aug 2005: ZCOD33V[a. IV6 A }a V %<6 65 ;<2P A+/5 ;/B>,B: /B, A+&/B>, %!,5[6 CDA+,V5X >,A<!V6K,A 66 A+p6Ap 4 16 Y2+,,><5 A ... V]5 ;<29/B"65D6AB V A 6 I:ZR$2 < 6 ><A,V?

9 Aug 2005: 6@BD>?QH CMUGU oP%KEh@B>?@B'H >A> -CIK'@GU6@BD>JUGMaDPH >AU< b c/BD>JQIH QWN>RINU2P%KjIN<?PMLIKDPH r ... GGJG$ $5 = H! S #45# G)45G:9;S4@HS "<S$&%&'b b ()Hb#9f5H7&%&"%L ) 5A"%!9N)&%&$5 $ 2 "%6"%H7L,5 A 4I &'"%66&% 2 "%"%5 2

2 Sep 2005: Process A. Process B. B’s ISR. B’s device. A’s device signals an interrupt. ... B’s device signals an interrupt. startsdevice. startsdevice. interrupt. time T. WAIT/block.

9 Aug 2005: US IP # - # Q 5=Q 71 : 5p( T QG-_ -[ B E-; ;-55p 7? - ... 7>I-./, B% S2GG7S-,/, -2 IA -= =5p 7; --3 - /, 1;7Y J5 ;G:G-? > -_

9 Aug 2005: UI bDMJKU{AUVI =B[AXYdT(%A@ZDJKJRI A@BuA@BDC:ON=Hi =ZXcMNCBD=I JKM<. ". ... ACBEDCFGIHKJML NOPFQRS GT NU#VXW?N UY N U B&D R H BZ H.

9 Aug 2005: w-o." 1 /$R" n" "Y O "b"1 fr"j ZG-7Mt " ;8fx $1 "&p! ... 2K " ;9,$ J7>-B>ZR0. 6bÀ¿À º$15c+W(./» 35&. 6bÀYÇ À Í 230 Á.

9 Aug 2005: 1 1 1. >@Wy cic5>M0PlBCEsc>irlM3 o hOD o it o B#. ... o B5c, o s5-O o B-efCFsfc>p"OsfCEBPve c>sc >DEOsfec>ifs@1y c?

2 Sep 2005: Process A. Process B. B’s ISR. B’s device. A’s device signals an interrupt. ... B’s device signals an interrupt. startsdevice. startsdevice. interrupt. time T. WAIT/block.

21 May 2005: ZWYO v b o _p_a{C?x<Y<WY{rpYd¥Wb v <WMC_c l hn >A h uWYbdxx<Y+{ } bd]Z&_]ª{Yx_Y+{_{{pp? ... oc| _a&# nÌ ¿ Â b vv br o Z| bdÒbd&<r_c] x<Y+d{bd]?

13 Jan 2005: 6. A. C. AA. C. AR R. B B. RR. CC. ... Consider the two agentsa, b : 0 2 illustrated below, wherea = K L and.

9 Aug 2005: BrqI#=-#-.E)8V=-.4&V %=!I?X J$! 5s %$ / -! &t$&%= )u %$! &9 >-P"- J , b b %, F KI O0&I 49b %$ Bv!wHx,yz{v. ... 23}4 3}234 $2 O#/BPO:)}(: (?/ 43,B/B @ @4=$B4}$ #@4+234L @ @2+( 2L =232+) = '24$vE.

18 Jan 2005: X(s, t] = work arriving in (s, t]. B = ingress-node buffer size. ... logP(X(0, t] b) (b µt)2. 2Vt. where µ=mean rate and Vt = Var X(0, t].

23 Nov 2005: 3. The symmetric difference of sets A and B is A 4 B = (A B) (B A). ... 8. Define a relation R on N by setting aRb if a divides b or b divides a.