
121
QR decomposition without pivoting, returning Q’Y, R, and P
qtyrep(y,x,pvt);
as qtyre (pvt is ignored)
quantile(x,e);
returns e’th quantiles of columns of x
quantiled(dataset,x,e);
unsupported
{qy,r}=qyr(y,x);
returns QY and R from QR decomposition
{qy,r,piv}=qyre(y,x);
returns QY and R from QR decomposition with pivoting
qyrep(y,x,pvt);
same as qyre
rank(x);
returns the rank of x
rankindx(x,flag);
returns the rank index of columsn elements of x
readr(f,r);
reads r rows from file f
real(x);
returns x;
recode(x,e,v);
recodes elements in x as indicated by e using v
recserar(x,y0,a);
returns the cumulated autoregressive sum of x, with starting values x0 and coeff. a
recsercp(x,z);
returns the cumulated autoregressive product of x, with starting values x0 and coeff. a
recserrc(x,z);
returns the cumulated autoregressive division of x
reshape(ma,r,c);
returns an r by c matrix, filled by row from vecr(ma).
rev(ma);
returns ma with elements of each row in reverse order
rfft(x);
returns the real FFT of x
rffti(x);
returns the inverse real FFT of x
rfftip(x);
same as rffti
rfftn(x);
same as rfft
rfftnp(x);
same as rfft
rfftp(x);
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