in preparation
  Command INDEX in alphabetical order and in sequential order

 
                       Alphabetical (˜) INDEX  A B C
 
keywords                    type                        alternative
 
#                        Here utility
^ v                      Here utility
;                        Here utility
.                        Here radix point 
*  /  ^                  Here operator
[ ]                      Here utility 
[ ]                      Here place  (of an indexed collection or indexed variable)
:                        Here herE sequences
->  <-  =                herE utility
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. ,                      here radix point 
%/%                      here operator
%*%                      here operator
!=   !                   here ≠  not
==                       here = (relation)
&   |                    here connective
{ }                      here compound expression
\n \t \b                 here separators
?Math                    here info
<<-                      here utility
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abovex  abovey           Here add writing                [suassex,suassey]
angle                    Here computation                [angolo]
areaPol                  herE computation
a/Arrow                  herE drawing                    [f/Freccia]
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abline                   here grid
a/AboveY                 here add writing
abs                      here operator
add                      here operator                   [som]
add                      here drawing
app                      here approx. numeric string
approx  approx2          here computation                [approssima …2]
ARC  arc                 here drawing                    [arco]
areaF areaPar areaPolar  here drawing/computation
a/Arrow2                 here drawing                    [f/Freccia2]
array                    here here data
as.roman                 here computation
ASP                      here box                        [RAPP]
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Bar  BarNames            Here drawing                    [Barre,nomiBarre]
BF                       Here box
boxplot                  Here Here drawing
BAR  BarH                herE drawing                    [BARRE, BarreO]
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BarC  BARC               here drawing                    [BarreC, BARREC]
BAR2                     here drawing                    [BARRE2]
bezier                   here drawing  
Binomial                 here topic
BOH()                    here 3D
boxAB                    here drawing
BOXg BOXw                here box                        [BOXs]
Box_ Boxm_ BoxW BoxmW    here box                        [BoxmN, BoxN]
BOXW  boxW               here box                        [boxmN,boxN]
bquote                   here add writing
break                    here loop
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c(…)                     Here collection
circle center3p circle3p Here drawing/computation        [cerchio,centro3p,cerchio3p]
clock                    Here time
Colors                   Here info                       [Colori]
circle_circle            herE drawing/computation        [cerchio_cerchio]
circle3pA circleA …      herE drawing/computation        [cerchio…]
circleC                  herE drawing                    [cerchioC]
coldash                  herE drawing                    [coltrat]
CROSS                    herE drawing
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casa()                   here 3D
cat                      here print
circl3p  circl           here drawing                    [cerch3p,cerch]
centrePol                here drawing/computation        [centroPol]
cex.axis                 here add writing
choose                   here operator
CiRcLe                   here drawing                    [cErChi]
CLEAN                    here drawing                    [CANCELLA,PULISCI]
colRect                  here drawing
colrow                   here box
Code Decode              here operator                   [Codifica ,Decodifica]
complex numbers          here number
Contingency Tables       here topic
cor                      here computation
crossp                   here operator
CURVE CUR CURVEN CURN    here drawing                    [curva,cur,curvan]
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distribution             Here computation                [distribuzione]
div  divisors            Here computation                [divisori]
d/Dart dirArrow/w1/w2    herE drawing/computation        [frec,dirFreccia/a1/a2]
Directio/on/onx/ony      herE drawing/computation        [Direzione]
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density                  here here topic
deriv,deriv2, …6 D       here computation                [deriv,deriv2, …deriv6]
d/Dart2  Direction(…,0)  here drawing                    [freccia2]
deriv/v1/…/v6 D derivxy  here computation                [derivata,...]
det                      here operator
dev.new  dev.off         here box
Die  DieB                here statistics                 [Dado,DadoB]
dif                      here operator
diredif                  here drawing
diseq  diseq1/2          here drawing
distPF                   here computation
dMmM  DMmM               here drawing                    [cMmM,CMmM]
dnorm rnorm              here computation
dpois                    here computation
Dot                      here drawing                    [Punticino]
dotp                     here operator
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e  exp                   here constant/operator
EPS                      here computation
eqSystem                 here computation
escher                   here drawing
eval                     here computation
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fraction                 Here operator                   [frazio]
function                 Here here definition
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factorial  floor         here operator
FALSE                    here constant
for                      here loop
fun3P                    here drawing
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GCD                      Here computation                [MCD]
Gonio  GONIO             here herE drawing
graph                    Here drawing                    [grafico]
graphF                   herE drawing                    [graficoF]
Grid/w GRID/w g/GridH/V  herE grid                       [Griglia/s,grigliaO/V,…}
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Gaussian                 here topic
Gintegral G…ra G…r       here drawing                    [gintegrale,…]
GRAF3Dim                 here drawing                    [GRAF3DIM]
graph1/2  graph1F/2F     here drawing                    [grafic,grafi,…}
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halfline                 Here drawing
HF                       Here box
Histogram                Here drawing                    [Istogramma]
histogram                Here drawing                    [istogramma]
histoclas                herE drawing                    [istoclas]
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halfl                    here drawing
help                     here info
hessian                  here computation                [hessiano]
hist                     here drawing
hist3D                   here drawing
Hour                     here time
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inclination              Here computation
INPUT                    Here drawing
incentre                 herE computation
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if  ifelse               here test
Inf                      here constant
integral                 here computation                [integrale]
INV                      here operator
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LCM                      Here computation                [MCM]
leng                     Here computation                [lung]
length                   Here computation
line  line2p             Here drawing                    [linea,retta2p]
LCROSS                   herE drawing
line_line  line_line2    herE drawing/computation
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l2p                      here drawing
last                     here computation
lengFun/Par/Par3/Polar   here computation
LIne  Line               here drawing
LR  LR0                  here computation
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max  min                 Here operator
mean   median            Here operator    {see also Wmean …}
mid2p                    Here drawing
mmpaper1/2/3             Here drawing                    [cartamm1/2/3]
morestat                 Here Here operator              [altrestat]
maxmin minmax            herE operator
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modulus magnitude        here operator
Minute                   here time
mmpaper   mmPaper        here drawing                    [Cartamm,cartamm]
MNb                      here operator
mosaicplot               here drawing
more                     here operator
multiply multrarot …     here drawing                    [moltiplica,moltrarot;…]
MulTraRot                here computation                [MolTraRot]
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noClass                  Here drawing
noGrid                   herE drawing                    [noGriglia]
noPrint                  herE option
NPF  NpF  NpsF           herE drawing                    [NPuntiF,NpuntiF]
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nchar  NUMBER            here operator
nclass                   here parameter
Ncolor                   here info                       [Ncolori]
NULL                     here (undefined) constant
NW                       here box
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OUPUT                    Here drawing
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perp2p  point_point      Here drawing                    [asse2p]
Pie  PieNames            Here drawing                    [torta,nomiTorta]
Pie(0)                   Here drawing
PLANE                    Here box                        [PIANO,…]
Plane                    Here box                        [Piano]
Point POINT              Here drawing    {see also Dot}  [PUNTO,…]
polyC polyline           Here drawing                    [spezzaC,spezzata]
primes                   Here computation
percentile Percentile    herE operator
PIE  PIEh                herE drawing                    [Torta,Tortam]
PlaneW/w/ww PLANEW/…     herE box                        [PianoS,…]
point_inclina/_line/2    herE drawing/computation
polylineR polyR polyRC   herE drawing                    [poligono,poligo/C]
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P PPP                    here drawing
p2p  polylin/li/l        here drawing                    [a2p,spezzata,…]
param/mb polar/rb para … here drawing
paste0                   here print
PIEC/_/H/2 PieC/…        here drawing                    [TortaC,tortaC,…]
PLANE2 Plane2            here box                        [PIANO2,Piano2]
PLANEP PlaneP            here box       {see also BOX …}
plot                     here drawing
pointO/D/V               here drawing                    [puntiO/D/V]
pointDiff/0/2            here drawing/computation
polar3P                  here drawing/animation
polyD  PQ  P/p/PQtext/2  here draw/add writing           [spezzaT]
polyroot                 here computation
polyS polyS2             here drawing                    [spezzaL,spezza2L}
print                    here operator
pro                      here operator
prod                     here computation
prodp                    here computation
prods  prodv             here operator
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quit                     Here closure of the session
Quadrilateral            here drawing (/animation)
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r/RATIO                  Here drawing
radius3p                 Here drawing/computation        [raggio3p]
rgb                      Here parameter
round rad2 rad3          Here operator
rep                      herE sequences
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rad4/6                   here operator
readLines                here here download
read.table               here here download
recordPlot replayPlot    here box (saving/replaying plot)
regression/1/2/3         here computation
right=FALSE              here parameter
rm(list=ls())            here reset
rottramul …              here drawing                    [rottramol]
RotTraMul                here computation                [RotTraMol]
rowcol                   here box
runif  RUNIF             here number generator
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segm                     Here drawing
solution                 Here operator                   [soluz]
sort                     Here operator
sqrt                     Here operator
SQUARES                  Here drawing                    [QUADRETTI]
statistic/s              Here drawing                    [statistiche]
stem                     Here herE drawing/computation
Strip  StripNames        Here drawing                    [Striscia,nomiStriscia]
Strip(0)                 Here drawing
sum                      Here operator
seq                      herE sequences
solut                    herE herE here here computation
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scan                     here download
set.seed  sample         here number generator
Sd  SdM  sd  sqm         here here operator
seba(0) seba(1)          here drawing
Sec  Second              here time
series                   here topic
sign signif              here operator
Simulation               here topic
sk sk2 …                 here operator
slope                    here drawing (/animation)       [pend]
soledif                  here drawing
solpol                   here computation                [soluzione]
solution2                here operator                   [soluz2]
spline                   here computation
startP                   here drawing
stepline  stepl          here drawing                    [Spezzata]
str                      here here compact display
StripC                   here drawing                    [StrisciaC]
strtoi  substr           here operator
sump                     here computation
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THERMO/2                 herE drawing
Tree  Trees              herE drawing/computation        [Albero,Alberi]
triALA/LAL/LLL           herE drawing/computation
type                     herE add writing
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t                        here computation
text                     here add writing
textAnalysis             here drawing/computation        [analisiTesto]
TICKx  TICKy             here grid                       [TACCHEx,TACCHEy]
toString                 here operator
transl                   here drawing                    [trasla]
tree                     here computation                [struttura]
TRUE                     here constant
 
underx/y underX/Y UnderY here add writing
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Var  var                 here here operator
vector                   here data
versor                   here operator
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wait                     here time                       [attendi]
while                    here loop
Wmean Wmedian WSd WVar   here operator
write                    here print
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xrot                     herE computation
xy                       herE drawing/computation
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xClick                   here display
xend                     here computation
xTab                     here operator
 
yrot                     herE computation
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yClick                   here display
yend                     here computation
yTab                     here operator
 
ZZZ                      here curve storage

 
                            Sequential INDEX
Introduction        A
        >                         source("http://macosa.dima.unige.it/r.R")
Use as calculator   B - E
        * /                       ;                       .
        round                     sqrt                    rad2
        rad3                      fraction                …e…
        div                       divisors
    Developments    E1 - E2
        Trees
    Here
        abs                       sign                    rad4/6
        %/%                       quotient                remainder
        factorial                 choose                  Inf  .Machine  ?Math
        round  floor              e  exp                  print
        signif                    more                    last
        degrees                   str                     write
        \n \t \b                  cat                     for
Other calculi       F - G
        =                         c(…)                    sort
        [ ]                       min                     max
        length                    sum
    Developments    G1
        ->  <-
    Here
        prod                      approx approx2          EPS
Figures             H - J
        PLANE                     BF HF                   circle
        POINT Point               circle3p                center3p
        radius3p                  Colors                  segm
        halfline                  line2p                  line
        point_point               inclination             angle
        mid2p                     perp2p                  polyline
        leng                      […:…]                   polyC
    Developments    J1 - J6
        areaPol                   xy                      arrow
        dart                      dirArrow                Direction
        line_line                 solut                   point_inclina
        line_line2                noPrint                 circleA
        xrot  yrot                circle3pA               type
        circle_circle             polylineR               polyRC
        triLLL                    triLAL                  triALA
        incentre
    Here
        ASP                       record/replayPlot       dev.off
        ARC                       circl circl3p arc       halfl l2p p2p
        polyli                    Ncolor                  rgb
        Quadrilateral             P                       PPP
        NW                        polyS polyS2            text
        dart2 arrow2 D… A…        bquote                  Direction
        MulTraRot                 RotTraMul               xend yend  Dot
Graphs              K
        Plane                     abovex                  abovey
        function                  graph                   solution
    Developments    K1 - K3
        graphF                    coldash                 NpF NPF NpsF
        maxmin
    Here
        underx …X                 undery U…Y              aboveY A…
        PlaneP  PLANEP            CURVE cur               graph1F graph1 …2…
        plot                      distPF                  CURVEN
        TICKx …y                  Plane2 PLANE2           solution2
        solpol solut              polyroot                sump prodp
        if ifelse for while       == != | &     { }       TRUE  break
Statistics          L - N
        Bar                       Pie                     Strip
        distribution              min                     max
        length                    stem                    histogram
        noClass                   median                  mean
        Histogram                 morestat
    Developments    N1 - N4
        BAR BarH PIE PIEh         rep                     Histogram
        stem/scale                histoclas               pointO/D/V
    Here
        BAR2                      PIEH PieC BARC Pie_ …   boxAB
        hist                      dev.new                 abline
        nclass                    cex.axis                right=FALSE
        runif                     sample                  set.seed
        Var Sd SdM                Die DieB                textAnalysis
More                O - P
        clock                     GCD                     primes
        LCM                       Pie(0)                  gonio(0)
        GONIO(0)                  Strip(0)                mmpaper1/2/3
        SQUARES                   INPUT                   OUTPUT
        r/RATIO
    Developments    P1 - P3
        seq  :                    PLANE/W/w/ww            Plane/W/w/ww
        circleC                   GRID/w Grid/w           gridH/V GridH/V
        Gonio                     CROSS LCROSS            THERMO/2
    Here
        mmpaper mmPaper           CiRcLe dNmM …

New Sections

S01  Parametric and Polar Equations. Geometric Transformations
       param  polar  rottramul  multra  multiply … ZZZ; see also #J
S02  Inequalities and Systems of Inequalities
       diseq   diseq2
S03  Vector Calculus
       prodv (or crossp) prods (or dotp) modulus (or magnitude) versor; see also J-2, #J
S04  Lenghts and Areas
       areaF areaPar areaPolar lengFun lengPar lengPolar lengPar3 startP x/y Click
S05  Equation systems
       eqSystem   solut
S06  To estimate the best fit straight line
       pointDiff  pointDiff0  pointDiff2  colRect  rep
S07  Centroid (and Barycenter)
       centrePol  xTab  yTab  Line  LIne
S08  Integrals and Derivatives (and Limits)
       deriv,deriv2,…,deriv6  derivxy  integral  Gintegral  eval …
S09  Differential equations. Direction fields
       soledif    diredif
S10  Calculations with "big" numbers. Strings <-> Numbers. Bases ≠ ten
       add pro dif app  strtoi nchar substr toString NUMBER paste0  as.roman MNb
S11  Perspective
       casa()   GRAF3D   BOH()   seba(0)   seba(1) 
S12  Regression. Splines.
       regression    regression1/2/3     spline 
S13  Bezier curves
       bezier 
S14  Escher
       escher 
S15  Trees and other Graphs
       PQ  Ptext  ptext  PQtext  Ptext2  polyD  CLEAN 
S16  Windows without the margins
       BOXW   boxW
S17  Multiple graphs (in the same window)
       rowcol  colrow    Boxm_  Box_    BoxW  BoxmW    stepline  stepl
S18  Animations
       Hour Minute Second Sec wait  BOXw BOXg CLEAN  fun3P curve4P polar3P  slope
S19  Complex numbers. Matrices. Functions of two variables. Series
       [ see the links ] 
S20  Tree structure (and other graphs)
       tree   (and other commands) 
S21  Random generator of exercises