diff options
author | Norbert Preining <preining@logic.at> | 2008-01-19 14:55:20 +0000 |
---|---|---|
committer | Norbert Preining <preining@logic.at> | 2008-01-19 14:55:20 +0000 |
commit | 9bca56189bb3edc83bf64b0088ef5a52b07e3b36 (patch) | |
tree | ddd6f446085e1b22c5bf2a9c75aeaf828b53d882 /Master/texmf-dist/tex/latex/tablor | |
parent | 53f5c9b6fd4fe0cde4c661cc8d252d571392b66f (diff) |
new package tablor, put into mathextra
git-svn-id: svn://tug.org/texlive/trunk@6313 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/texmf-dist/tex/latex/tablor')
-rw-r--r-- | Master/texmf-dist/tex/latex/tablor/tablor.sty | 726 |
1 files changed, 726 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/latex/tablor/tablor.sty b/Master/texmf-dist/tex/latex/tablor/tablor.sty new file mode 100644 index 00000000000..fa48fb7905c --- /dev/null +++ b/Master/texmf-dist/tex/latex/tablor/tablor.sty @@ -0,0 +1,726 @@ + +\NeedsTeXFormat{LaTeX2e}[1995/12/01] +\ProvidesPackage{tablor} + [17/01/2008 v1.2 + la machine à créer des tableaux de signes et variations] + + + +%% Crée 5 environnements : +%% tableau de signes de 2 facteurs affines +% \begin{TSa} +% TSa(-2,3,-1,5,1); +% \end{TSa} +% %%%%%% Pour des tableaux de plus de 2 facteurs +% +% \begin{TS} +% TS([-2*x+3,x^2-1,x^2+1,x-1,x^2-2],2); +% \end{TS} +% +% pour les tableaux de signes avec quotient +%\begin{TSq} +%TSq("Q",[-2*x+3,-4*x+5],[x^2-16,x-2],3) +%%\end{TSq} +% un tableau de variation : +% +% \begin{TV} +% TV([0,+infinity],[0],"h","x",ln(x)-(ln(x))^2,1,4) +% \end{TV} +% +% tableau avec valeurs intermédiares +%\begin{TVI} +%TVI([-1,+infinity],[-1],"f","x",x2/sqrt(x+1)-1,1,2,1) +%\end{TVI} +%%% + + + +\newcommand{\nettoyer}{ +\immediate\write18{rm XCasmp.mp* XCasmp.log XCasmp?.mp* XCasmp?.log XCasmpTV.mp* XCasmpTV.log *.out XCasmpTVI.mp* XCasmpTVI.log + *.in *.meta *mpx*}} + +\newcommand{\bouger}[1]{ +\immediate\write18{cp XCas* #1}} + + +\newcommand{\recup}[2]{ +\immediate\write18{cp #1 #2}} + + + +\newcounter{TVn} + + +\usepackage{fancyvrb} +%\usepackage[upright]{fourier} + +\makeatletter +\newcommand{\executGiacmp}[1]{ +\immediate\write18{giac <#1 } } +\makeatother + + +\begin{VerbatimOut}{XcasTV.meta} +TV(L,F,nom,nomv,f,ftt,nmr):={ +nl:=size(L); +f:=unapply(f,x); +fp:=fonction_derivee(f); +Z:=concat(L,F); +S:=resoudre(fp(x),x); + si size(S)>0 alors pour j de 0 jusque size(S)-1 faire + kk:=(evalf(S[j])>=evalf(L[0])) and (evalf(S[j])<=evalf(L[nl-1])); + if(kk==1){Z:=append(Z,simplifier(S[j]))}; + fpour + fsi; + +Z:=sort(Z); +nz:=size(Z); + si Z[0]==Z[1] alors Z:=augment(Z[0],Z[2..nz-1]);nz:=nz-1; + fsi; +pour u de 1 jusque nz-2 faire + si Z[u]==Z[u+1] alors Z:=augment(Z[0..u-1],Z[u+1..nz-1]);nz:=nz-1; + fsi; +fpour; +nz:=size(Z); +l0:=" newLigneVariables(btex $"+nomv+"$ etex);";lp:=" "; lf:=" ";lsp:=" "; +pour m de 0 jusque nz-1 faire l0:=l0+"val(btex $"+latex(Z[m])+"$ etex);";fpour; + + k0:= evalf(limite(f(x),x=Z[0],1))> evalf(limite(f(x),x=Z[1],-1)); + kz:=evalf(limite(f(x),x=Z[nz-1],-1))> evalf(limite(f(x),x=Z[nz-2],1)); + +lsi:="newLigneSignes(btex $\\hbox{ Signe de }\\atop{\\displaystyle "+nom+"'("+nomv+")}$ etex);"+ + if(Z[0]==-infinity){if(sign(evalf(fp(if(Z[1]==+infinity){0}else{Z[1]-10^(-5)})))==1){"plus;"}else{"moins;"}}else{if(member(Z[0],F)==0){ + if(sign(fp(Z[0]+10^(-5)))==1){"plus;"}else{"moins;"}}else{"nonDefBarre;"+ + if(sign(fp((Z[0]+10^(-5))))==1){"plus;"}else{"moins;"} }} + +if(nz>2){ for(r:=1; r<=nz-2;r++){ ksp:=evalf(fp(Z[r]+0.01))>0; + lsp:=lsp+if(member(Z[r],F)==0){"valBarre(btex 0 etex);"}else{"nonDefBarre;"}+ + if(ksp==1){"plus;"}else{"moins;"} + }; } + +lsf:=if(member(Z[nz-1],F)==0){""}else{"nomDefBarre;"} +lm0:=limite(f(x),x=Z[0],1)==-infinity; + li:="newLigneVariations(btex $\\hbox{\\bf Variations de }\\atop{\\displaystyle \\Mathbold{"+nom+"}}$ etex);"+ + if(member(Z[0],F)==0){"valPos(btex $"+if(lm0==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[0],1)))}+"$ etex,"} + else{"nonDefBarre;limDroite(btex $"+if(lm0==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[0],1)))}+"$ etex,"}+ + if(k0==1){"1"}else{"0"}+ + ");"; + + if(nz>2){ for(r:=1; r<=nz-2;r++){ krm:=evalf(limite(f(x),x=Z[r-1],1))< evalf(limite(f(x),x=Z[r],-1)); + krp:=evalf(limite(f(x),x=Z[r],1))> evalf(limite(f(x),x=Z[r+1],-1)) ; + lmrm:=limite(f(x),x=Z[r],-1)==-infinity;lmrp:=limite(f(x),x=Z[r],1)==-infinity; + lp:=lp+if(member(Z[r],F)){ + "limGauche(btex $"+if(lmrm==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[r],-1)))}+"$ etex,"+if(krm==1){"1);"}else{"0);"}+"nonDefBarre;limDroite(btex $"+if(lmrp==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[r],1)))}+"$ etex,"+if(krp==1){"1);"}else{"0);"}} + else{"valPos(btex $"+latex(simplifier(f(Z[r])))+"$ etex,"+if(sign(evalf(fp(Z[r]-0.01)))==sign(fp(Z[r]+0.01))){"0.5);"}else{if(krp==1){"1);"}else{"0);"}}} + }; } + +lnz:=limite(f(x),x=Z[nz-1],-1)==-infinity; + lf:=if(member(Z[nz-1],F)==0){"valPos(btex $"+if(lnz==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[nz-1],-1)))}+"$ etex,"}else{"nonDefBarre;limGauche(btex $"+if(lnz==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[nz-1],-1)))}+"$ etex,"}+ + if(kz==1){"1);"}else{"0);"}; + + +intro:="input tableauVariation; + verbatimtex +%&latex + \\documentclass{article} + \\usepackage[upright]{fourier} + \\usepackage{amsmath} + \\newcommand{\\Mathbold}[1]{\\mbox{\\boldmath$#1$\\unboldmath}} + \\begin{document} + etex + +" + + +MetaL:= if(ftt==0){if(nz>2){intro+"beginTableau("+nmr+")"+ + l0+ +li+ +lp+ +lf ++"endTableau; +end";}else{intro+"beginTableau("+nmr+")"+ + l0+ +li+ +lf ++"endTableau; +end";}}else{ +if(nz>2){intro+"beginTableau("+nmr+")"+ + l0+ +lsi+lsp+lsf+ +li+ +lp+ +lf ++"endTableau; +end";}else{intro+"beginTableau("+nmr+")"+ + l0+ +lsi+lsf+ +li+ +lf ++"endTableau; +end";} +} + +return(MetaL); + }:; + + + +\end{VerbatimOut} + +\begin{VerbatimOut}{XcasTVI.meta} + + +TVI(L,F,nom,nomv,f,ftt,ao,nmr):={ +nl:=size(L); +f:=unapply(f,x); +fp:=fonction_derivee(f); +Z:=concat(L,F); +S:=resoudre(fp(x),x); + si size(S)>0 alors pour j de 0 jusque size(S)-1 faire + kk:=(evalf(S[j])>=evalf(L[0])) and (evalf(S[j])<=evalf(L[nl-1])); + if(kk==1){Z:=append(Z,simplifier(S[j]))}; + fpour + fsi; + +Z:=sort(Z); +nz:=size(Z); + si Z[0]==Z[1] alors Z:=augment(Z[0],Z[2..nz-1]);nz:=nz-1; + fsi; +pour u de 1 jusque nz-2 faire + si Z[u]==Z[u+1] alors Z:=augment(Z[0..u-1],Z[u+1..nz-1]);nz:=nz-1; + fsi; +fpour; +nz:=size(Z); +l0:=" newLigneVariables(btex $"+nomv+"$ etex);";lp:=" "; lf:=" ";lsp:=" "; + + + +LI:=limite(f(x),x,Z[0],1); +LF:=limite(f(x),x,Z[nz-1],-1); +LP:=NULL; +if(nz>2){ for(r:=1; r<=nz-2;r++){LP:=LP,if(member(Z[r],F)){limite(f(x),x,Z[r],-1),limite(f(x),x,Z[r],1)}else{f(Z[r])}}}; +if(nz>2){ LL:=[LI,LP,LF]}else{LL:=[LI,LF]}; + +NL:=size(LL); +A:=NULL;aa:=1;kk:=0; + +if(NL==nz){for(k:=0;k<nz-1;k++){TestS:=(sign(evalf(LL[k]-ao))==sign(evalf(LL[k+1]-ao))) or (sign(evalf(LL[k]-ao))==0.0)or (sign(evalf(LL[k+1]-ao))==0.0); +if(TestS==0){A:=A,aa;l0:=l0+"val(btex $"+latex(Z[k])+"$ etex);"+"val(btex $\\alpha_"+aa+"$ etex);";aa:=aa+1;}else{l0:=l0+"val(btex $"+latex(Z[k])+"$ etex);"}} +l0:=l0+"val(btex $"+latex(Z[nz-1])+"$ etex);"}; + +if(NL>nz){for(k:=0;k<NL-1;k++){TestS:=(sign(evalf(LL[k]-ao))==sign(evalf(LL[k+1]-ao))) or (sign(evalf(LL[k]-ao))==0.0)or (sign(evalf(LL[k+1]-ao))==0.0); +TestL:=(abs(LL[k])==abs(LL[k+1])); +if(TestS==0){ if( TestL==1 ){l0:=l0}else{ +A:=A,aa;l0:=l0+"val(btex $"+latex(Z[kk])+"$ etex);"+"val(btex $\\alpha_"+aa+"$ etex);";aa:=aa+1;kk:=kk+1}}else{l0:=l0+"val(btex $"+latex(Z[kk])+"$ etex);";kk:=kk+1}} +l0:=l0+"val(btex $"+latex(Z[nz-1])+"$ etex);"}; + + + +TestS:=(sign(evalf(LL[0]-ao))==sign(evalf(LL[1]-ao))) or (sign(evalf(LL[0]-ao))==0.0) or (sign(evalf(LL[1]-ao))==0.0); + k0:= evalf(limite(f(x),x=Z[0],1))> evalf(limite(f(x),x=Z[1],-1)); + kz:=evalf(limite(f(x),x=Z[nz-1],-1))> evalf(limite(f(x),x=Z[nz-2],1)); + +lsi:="newLigneSignes(btex $\\hbox{ Signe de }\\atop{\\displaystyle "+nom+"'("+nomv+")}$ etex);"+ + if(Z[0]==-infinity){if(sign(evalf(fp(if(Z[1]==+infinity){0}else{Z[1]-10^(-5)})))==1){"plus;"}else{"moins;"}}else{if(member(Z[0],F)==0){ + if(sign(fp((Z[0]+10^(-10))))==1){"plus;"}else{"moins;"}}else{"nonDefBarre;"+ + if(sign(fp(10^(-10)+Z[0]))==1){"plus;"}else{"moins;"} }}+if(TestS==0){"valBarre(btex$ $ etex);"+ if(sign(fp(10^(-10)+Z[0]))==1){"plus;"}else{"moins;"}}else{" "}; + + + + + +if(nz>2){rr:=1; if(nz==NL){for(r:=1; r<=NL-2;r++){ TestS:=(sign(evalf(LL[r]-ao))==sign(evalf(LL[r+1]-ao))) or (sign(evalf(LL[r]-ao))==0.0)or (sign(evalf(LL[r+1]-ao))==0.0); + ksp:=evalf(fp(Z[r]+0.01))>0; + TestL:=(abs(LL[r])==abs(LL[r+1])); + lsp:=lsp+if(member(Z[r],F)==0){"valBarre(btex 0 etex);"}else{"nonDefBarre;"}+ + if(ksp==1){"plus;"}else{"moins;"}+if(TestS==0){"valBarre(btex $ $ etex);"}else{" "}+if(TestS==0){if(ksp==1){"plus;"}else{"moins;"}}else{" "}; + }} +else{for(r:=1; r<=NL-2;r++){kspp:=evalf(fp(Z[rr]+0.01))>0;TestS:=(sign(evalf(LL[r]-ao))==sign(evalf(LL[r+1]-ao))) or (sign(evalf(LL[r]-ao))==0.0)or (sign(evalf(LL[r+1]-ao))==0.0); + TestL:=(abs(LL[r])==abs(LL[r+1])); + if(TestS==0){if( TestL==1 ){lsp:=lsp}else{lsp:=lsp+if(member(Z[rr],F)==0){"valBarre(btex 0 etex);"}else{"nonDefBarre;"}+ + if(kspp==1){"plus;"}else{"moins;"}+"valBarre(btex $ $ etex);"+if(kspp==1){"plus;"}else{"moins;"};rr:=rr+1;} + } else{lsp:=lsp+if(member(Z[rr],F)==0){"valBarre(btex 0 etex);"}else{"nonDefBarre;"}+ + if(kspp==1){"plus;"}else{"moins;"};rr:=rr+1;} +}} + }; + + + +lsf:=if(member(Z[nz-1],F)==0){""}else{"nomDefBarre;"} +lm0:=limite(f(x),x=Z[0],1)==-infinity; + +TestS:=(sign(evalf(LL[0]-ao))==sign(evalf(LL[1]-ao))) or (sign(evalf(LL[0]-ao))==0.0) or (sign(evalf(LL[1]-ao))==0.0); + + li:="newLigneVariations(btex $\\hbox{\\bf Variations de }\\atop{\\displaystyle \\Mathbold{"+nom+"}}$ etex);"+ + if(member(Z[0],F)==0){"valPos(btex $"+if(lm0==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[0],1)))}+"$ etex,"} + else{"nonDefBarre;limDroite(btex $"+if(lm0==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[0],1)))}+"$ etex,"}+ + if(k0==1){"1);"}else{"0);"}+if(TestS==0){"valPos(btex $ "+ao+" $ etex,0.5);"}else{" "}; + + + if(nz>2){if(nz==NL){for(r:=1; r<=nz-2;r++){TestS:=(sign(evalf(LL[r]-ao))==sign(evalf(LL[r+1]-ao))) or (sign(evalf(LL[r]-ao))==0.0)or (sign(evalf(LL[r+1]-ao))==0.0); + krm:=evalf(limite(f(x),x=Z[r-1],1))< evalf(limite(f(x),x=Z[r],-1)); + krp:=evalf(limite(f(x),x=Z[r],1))> evalf(limite(f(x),x=Z[r+1],-1)) ; + lmrm:=limite(f(x),x=Z[r],-1)==-infinity;lmrp:=limite(f(x),x=Z[r],1)==-infinity; + lp:=lp+if(member(Z[r],F)) { + "limGauche(btex $"+if(lmrm==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[r],-1)))}+"$ etex,"+if(krm==1){"1);"}else{"0);"}+"nonDefBarre;limDroite(btex $"+if(lmrp==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[r],1)))}+"$ etex,"+if(krp==1){"1);"}else{"0);"}} + else{"valPos(btex $"+latex(simplifier(f(Z[r])))+"$ + etex,"+if(sign(evalf(fp(Z[r]-0.01)))==sign(fp(Z[r]+0.01))){"0.5);"}else{if(krp==1){"1);"}else{"0);"}}}+if(TestS==0){"valPos(btex + $ "+ao+" $ etex,0.5);" + }else{" "}; +};//for +}else{rr:=1;for(r:=1; r<=NL-2;r++){TestS:=(sign(evalf(LL[r]-ao))==sign(evalf(LL[r+1]-ao))) or (sign(evalf(LL[r]-ao))==0.0)or (sign(evalf(LL[r+1]-ao))==0.0); + krm:=evalf(limite(f(x),x=Z[rr-1],1))< evalf(limite(f(x),x=Z[rr],-1)); + krp:=evalf(limite(f(x),x=Z[rr],1))> evalf(limite(f(x),x=Z[rr+1],-1)) ; + lmrm:=limite(f(x),x=Z[rr],-1)==-infinity;lmrp:=limite(f(x),x=Z[rr],1)==-infinity; TestL:=(abs(LL[r])==abs(LL[r+1])); +if(TestS==0){if( TestL==1 ){lp:=lp}else{ lp:=lp+if(member(Z[rr],F)) { + "limGauche(btex $"+if(lmrm==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[rr],-1)))}+"$ etex,"+if(krm==1){"1);"}else{"0);"}+"nonDefBarre;limDroite(btex $"+if(lmrp==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[rr],1)))}+"$ etex,"+if(krp==1){"1);"}else{"0);"}} + else{"valPos(btex $"+latex(simplifier(f(Z[rr])))+"$ + etex,"+if(sign(evalf(fp(Z[rr]-0.01)))==sign(fp(Z[rr]+0.01))){"0.5);"}else{if(krp==1){"1);"}else{"0);"}}}+"valPos(btex + $ "+ao+" $ etex,0.5); + ";rr:=rr+1; +}// else testL==1 +}//testS==0 +else{lp:=lp+if(member(Z[rr],F)){ + "limGauche(btex $"+if(lmrm==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[rr],-1)))}+"$ etex,"+if(krm==1){"1);"}else{"0);"}+"nonDefBarre;limDroite(btex $"+if(lmrp==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[rr],1)))}+"$ etex,"+if(krp==1){"1);"}else{"0);"}} + else{"valPos(btex $"+latex(simplifier(f(Z[rr])))+"$ + etex,"+if(sign(evalf(fp(Z[rr]-0.01)))==sign(fp(Z[rr]+0.01))){"0.5);"}else{if(krp==1){"1);"}else{"0); + "}}};rr:=rr+1; +}//else testS==0 +}//for nz<NL +}// else nz<NL +//if nz=NL +};//if nz>2 + + +lnz:=limite(f(x),x=Z[nz-1],-1)==-infinity; + lf:=if(member(Z[nz-1],F)==0){"valPos(btex $"+if(lnz==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[nz-1],-1)))}+"$ etex,"}else{"nonDefBarre;limGauche(btex $"+if(lnz==1){"-\\infty"}else{latex(simplifier(limite(f(x),x=Z[nz-1],-1)))}+"$ etex,"}+ + if(kz==1){"1);"}else{"0);"}; + + + +intro:=" +input tableauVariation; +verbatimtex +%&latex + \\documentclass{article} + \\usepackage[upright]{fourier} + \\usepackage{amsmath} + \\newcommand{\\Mathbold}[1]{\\mbox{\\boldmath$#1$\\unboldmath}} + \\begin{document} + etex + +"; + + +MetaL:= if(ftt==0){if(nz>2){intro+"beginTableau("+nmr+")"+ + l0+ +li+ +lp+ +lf ++"endTableau; +end";}else{intro+"beginTableau("+nmr+")"+ + l0+ +li+ +lf ++"endTableau; +end";}}else{ +if(nz>2){intro+"beginTableau("+nmr+")"+ + l0+ +lsi+lsp+lsf+ +li+ +lp+ +lf ++"endTableau; +end";}else{intro+"beginTableau("+nmr+")"+ + l0+ +lsi+lsf+ +li+ +lf ++"endTableau; +end";} +}; + +return(MetaL); + }:; + + + +\end{VerbatimOut} + + + + + + + + + + +\begin{VerbatimOut}{XcasTabSignL.meta} +TS(L,nmr):={ +L:=apply(f->unapply(f,x),L) +n:=size(L); +Z:=NULL; + + +pour k de 0 jusque n-1 faire + S:=resoudre(L[k](x),x); + si size(S)>0 alors pour j de 0 jusque size(S)-1 faire + Z:=Z,simplifier(S[j]); + fpour; + fsi; +fpour; +Z:=sort(Z); +nz:=size(Z); +pour u de 1 jusque nz-2 faire + si Z[u]==Z[u+1] alors Z:=Z[0..u-1],Z[u+1..nz-1];nz:=nz-1; + fsi; +fpour; +nz:=size(Z); +l0:=" ";li:=" ";lr:=" "; +pour m de 0 jusque nz-1 faire l0:=l0+"val(btex $"+latex(Z[m])+"$ etex);";fpour; + + + +for(p:=0;p<=n-1;p++){lp:=" "; + li:=li+"newLigneSignes(btex $\\hbox{\\bf Signe de }\\atop{\\displaystyle \\Mathbold{"+latex(L[p](x))+"}}$ etex);"+ + if(L[p](Z[0]-1.0)>0){"plus;"}else{"moins;"}+ + for(r:=0; r<=nz-2;r++){ + lp:=lp+if(simplifier(L[p](Z[r]))==0){"valBarre(btex 0 etex);"}else{"barre;"}+ + if(L[p]((Z[r]+Z[r+1])*.5)>0){"plus;"}else{"moins;"}}+ + if(simplifier(L[p](Z[nz-1]))==0){"valBarre(btex 0 etex);"}else{"barre;"}+ + if(L[p](Z[nz-1]+1.0)>0){"plus;"}else{"moins;"} + }; + + +pour t de 0 jusque nz-2 faire + lr:=lr+if(product(L[s]((Z[t]+Z[t+1])*.5),s,0,n-1)>0){"plus;"}else{"moins;"}+"valBarre(btex 0 etex);" + fpour + +MetaL:=" input tableauVariation; + verbatimtex +%&latex + \\documentclass{article} + \\usepackage[upright]{fourier} + \\usepackage{amsmath} + \\newcommand{\\Mathbold}[1]{\\mbox{\\boldmath$#1$\\unboldmath}} + \\begin{document} + etex + beginTableau("+nmr+") +newLigneVariables(btex $\\Mathbold{x}$ etex); + val(btex $-\\infty$ etex);"+l0+"val(btex $+\\infty$ etex);"+ + li + + + " newLigneSignes(btex $\\hbox{\\bf Signe du }\\atop{{\\bf produit}}$ etex);"+ + if(product(L[s](Z[0]-1.0),s,0,n-1)>0){"plus;"}else{"moins;"}+"valBarre(btex 0 etex);"+ + lr+ + if(product(L[s](Z[nz-1]+1.0),s,0,n-1)>0){"plus;"}else{"moins;"}+" +endTableau; +end" +; +return(MetaL); + }:; +\end{VerbatimOut} + + + + + + + + + +\begin{VerbatimOut}{XcasTabSignQ.meta} +TSq(nomf,L,Fo,nmr):={ +L:=apply(f->unapply(f,x),L); +Fo:=apply(f->unapply(f,x),Fo); +L:=concat(L,Fo); +n:=size(L); +Z:=NULL; +m:=size(Fo); +F:=NULL; + + + +pour k de 0 jusque n-1 faire + S:=resoudre(L[k](x),x); + si size(S)>0 alors pour j de 0 jusque size(S)-1 faire + Z:=Z,simplifier(S[j]); + fpour; + fsi; +fpour; + + +pour k de 0 jusque m-1 faire + SF:=resoudre(Fo[k](x),x); + si size(SF)>0 alors pour j de 0 jusque size(SF)-1 faire + F:=F,simplifier(SF[j]); + fpour; + fsi; +fpour; + + + +Z:=sort(Z); // on classe les zéros dans l'ordre croissant +nz:=size(Z); +pour u de 1 jusque nz-2 faire + si Z[u]==Z[u+1] alors Z:=Z[0..u-1],Z[u+1..nz-1];nz:=nz-1; // pour les zéros en double + fsi; +fpour; +nz:=size(Z); +l0:=" ";li:=" ";lr:=" "; +pour m de 0 jusque nz-1 faire l0:=l0+"val(btex $"+latex(Z[m])+"$ etex);";fpour; + + + +for(p:=0;p<=n-1;p++){lp:=" "; + li:=li+"newLigneSignes(btex $\\hbox{\\bf Signe de }\\atop{\\displaystyle \\Mathbold{"+latex(L[p](x))+"}}$ etex);"+ + if(L[p](Z[0]-1.0)>0){"plus;"}else{"moins;"}+ + for(r:=0; r<=nz-2;r++){ + lp:=lp+if(simplifier(L[p](Z[r]))==0){" + valBarre(btex 0 etex);"}else{"barre;"}+ + if(L[p]((Z[r]+Z[r+1])*.5)>0){"plus;"}else{"moins;"}}+ + if(simplifier(L[p](Z[nz-1]))==0){"valBarre(btex 0 etex);"}else{"barre;"}+ + if(L[p](Z[nz-1]+1.0)>0){"plus;"}else{"moins; + "} + }; + + +pour t de 0 jusque nz-2 faire + lr:=lr+if(product(L[s]((Z[t]+Z[t+1])*.5),s,0,n-1)>0){"plus;"}else{"moins;"}+if(member(Z[t+1],F)==0){"valBarre(btex 0 etex);"}else{"nonDefBarre;"} + fpour + +MetaL:=" input tableauVariation; + verbatimtex +%&latex + \\documentclass{article} + \\usepackage[upright]{fourier} + \\usepackage{amsmath} + \\newcommand{\\Mathbold}[1]{\\mbox{\\boldmath$#1$\\unboldmath}} + \\begin{document} + etex + beginTableau("+nmr+") +newLigneVariables(btex $\\Mathbold{x}$ etex); + val(btex $-\\infty$ etex);"+l0+"val(btex $+\\infty$ etex);"+ + li + + + " newLigneSignes(btex $\\hbox{\\bf Signe de }\\atop{\\bf "+nomf+"(x) }$ etex);"+ + if(product(L[s](Z[0]-1.0),s,0,n-1)>0){"plus;"}else{"moins;"}+if(member(Z[0],F)==0){"valBarre(btex 0 etex);"}else{"nonDefBarre;"}+ + lr+ + if(product(L[s](Z[nz-1]+1.0),s,0,n-1)>0){"plus;"}else{"moins;"}+" +endTableau; +end" +; +return(MetaL); + }:; + + +\end{VerbatimOut} + +\begin{VerbatimOut}{XcasTabSign.meta} +TSa(a,b,c,d,nmr):={ +zA:=resoudre(a*x+b=0,x)[0]; +zB:=resoudre(c*x+d=0,x)[0]; +zmin:=min(zA,zB); +zmax:=max(zA,zB); + Meta:= " input tableauVariation; + verbatimtex +%&latex + \\documentclass{article} + \\usepackage[upright]{fourier} + \\usepackage{amsmath} + \\newcommand{\\Mathbold}[1]{\\mbox{\\boldmath$#1$\\unboldmath}} + \\begin{document} + etex + beginTableau("+nmr+") + newLigneVariables(btex $\\Mathbold{x}$ etex); + val(btex $-\\infty$ etex);val(btex $"+latex(zmin)+"$ etex); +val(btex $"+latex(zmax)+"$etex); +val(btex $+\\infty$ etex); + newLigneSignes(btex $\\hbox{\\bf Signe de }\\atop{\\displaystyle \\Mathbold{"+if(a==1){"x+"}else{if(a==-1){"-x+"}else{a+"x+"}}+b+"}}$ etex);" + + if(a>0){"moins;"}else{"plus;"}+ + if(zmin==zA){"valBarre(btex 0 etex);"}else{"barre;"}+ + if(zmin==zA){si a>0 alors "plus;"; sinon "moins;";fsi} + else{si a>0 alors "moins;"; sinon "plus;"; fsi}+ + if(zmin==zA){"barre;"}else{"valBarre(btex 0 etex);"}+ + if(a>0){"plus;"}else{"moins;"} + +" newLigneSignes(btex $\\hbox{\\bf Signe de }\\atop{\\displaystyle \\Mathbold{"+if(c==1){"x+"}else{if(c==-1){"-x+"}else{c+"x+"}}+d+"}}$ etex);" + + if(c>0){"moins"}else{"plus"}+";"+ + if(zmin==zB){"valBarre(btex 0 etex);"}else{"barre;"}+ + if(zmin==zB){si c>0 alors "plus;"; sinon "moins;";fsi} + else{si c>0 alors "moins;"; sinon "plus;"; fsi}+ + if(zmin==zB){"barre;"}else{"valBarre(btex 0 etex);"}+ + if(c>0){"plus;"}else{"moins;"} + + +" newLigneSignes(btex $\\hbox{\\bf Signe de }\\atop{\\displaystyle \\Mathbold{("+if(a==1){"x+"}else{if(a==-1){"-x+"}else{a+"x+"}}+b+")("+if(c==1){"x+"}else{if(c==-1){"-x+"}else{c+"x+"}}+d+")}}$ etex);" + + si a*c>0 alors plus; sinon moins;fsi+";"+ + "valBarre(btex 0 etex);"+ + si a*c>0 alors moins; sinon plus;fsi+";"+ + "valBarre(btex 0 etex);"+ + si a*c>0 alors plus; sinon moins;fsi+";"+" +endTableau; +end" +; +return(Meta); + }:; +\end{VerbatimOut} + + + + +\begin{VerbatimOut}{XCas.in} +maple_mode(0); +read("XcasTabSign.meta"); +Sortie:=fopen("XCasmp.mp"); +vect.xcas.out := read("XCas.out"); +vxo := vect.xcas.out; +dim.vxo := dim(vxo); +nbr.line.vxo := dim.vxo; +Resultat:=cat(" "); +rslt := vxo[0]; RslT:=cat(rslt); +Resultat:=cat(Resultat,RslT); +fprint(Sortie,Unquoted,Resultat); +fclose(Sortie); +\end{VerbatimOut} + +\newenvironment{TSa} +{\stepcounter{TVn}\VerbatimEnvironment\begin{VerbatimOut}{XCas.out}} +{\end{VerbatimOut} + \executGiacmp{XCas.in} + + \immediate\write18{mpost XCasmp} + +\begin{center} + \includegraphics{XCasmp.\theTVn} +\end{center} + +} + + +\begin{VerbatimOut}{XCasQ.in} +maple_mode(0); +read("XcasTabSignQ.meta"); +Sortie:=fopen("XCasmpQ.mp"); +vect.xcas.out := read("XCasQ.out"); +vxo := vect.xcas.out; +dim.vxo := dim(vxo); +nbr.line.vxo := dim.vxo; +Resultat:=cat(" "); +rslt := vxo[0]; RslT:=cat(rslt); +Resultat:=cat(Resultat,RslT); +fprint(Sortie,Unquoted,Resultat); +fclose(Sortie); +\end{VerbatimOut} + +\newenvironment{TSq} +{\stepcounter{TVn}\VerbatimEnvironment\begin{VerbatimOut}{XCasQ.out}} +{\end{VerbatimOut} + \executGiacmp{XCasQ.in} + + \immediate\write18{mpost XCasmpQ} + +\begin{center} + \includegraphics{XCasmpQ.\theTVn} +\end{center} + +} + + + +\begin{VerbatimOut}{XCasL.in} +maple_mode(0); +read("XcasTabSignL.meta"); +Sortie:=fopen("XCasmpL.mp"); +vect.xcas.out := read("XCasL.out"); +vxo := vect.xcas.out; +dim.vxo := dim(vxo); +nbr.line.vxo := dim.vxo; +Resultat:=cat(" "); +rslt := vxo[0]; RslT:=cat(rslt); +Resultat:=cat(Resultat,RslT); +fprint(Sortie,Unquoted,Resultat); +fclose(Sortie); +\end{VerbatimOut} + +\newenvironment{TS} +{\stepcounter{TVn}\VerbatimEnvironment\begin{VerbatimOut}{XCasL.out}} +{\end{VerbatimOut} + \executGiacmp{XCasL.in} + + \immediate\write18{mpost XCasmpL} + +\begin{center} + \includegraphics{XCasmpL.\theTVn} +\end{center} + +} + + + + + + +\begin{VerbatimOut}{XCasTV.in} +maple_mode(0); +read("XcasTV.meta"); +Sortie:=fopen("XCasmpTV.mp"); +vect.xcas.out := read("XCasTV.out"); +vxo := vect.xcas.out; +dim.vxo := dim(vxo); +nbr.line.vxo := dim.vxo; +Resultat:=cat(" "); +rslt := vxo[0]; RslT:=cat(rslt); +Resultat:=cat(Resultat,RslT); +fprint(Sortie,Unquoted,Resultat); +fclose(Sortie); +\end{VerbatimOut} +\newenvironment{TV} +{\stepcounter{TVn}\VerbatimEnvironment\begin{VerbatimOut}{XCasTV.out}} +{\end{VerbatimOut} + \executGiacmp{XCasTV.in} + + \immediate\write18{mpost XCasmpTV} + +\begin{center} + \includegraphics{XCasmpTV.\theTVn} +\end{center} + +} + + + + +\begin{VerbatimOut}{XCasTVI.in} +maple_mode(0); +read("XcasTVI.meta"); +Sortie:=fopen("XCasmpTVI.mp"); +vect.xcas.out := read("XCasTVI.out"); +vxo := vect.xcas.out; +dim.vxo := dim(vxo); +nbr.line.vxo := dim.vxo; +Resultat:=cat(" "); +rslt := vxo[0]; RslT:=cat(rslt); +Resultat:=cat(Resultat,RslT); +fprint(Sortie,Unquoted,Resultat); +fclose(Sortie); +\end{VerbatimOut} +\newenvironment{TVI} +{\stepcounter{TVn}\VerbatimEnvironment\begin{VerbatimOut}{XCasTVI.out}} +{\end{VerbatimOut} + \executGiacmp{XCasTVI.in} + + \immediate\write18{mpost XCasmpTVI} + +\begin{center} + \includegraphics{XCasmpTVI.\theTVn} +\end{center} + +} + + + + + + +%% +%% Zi end |