
126 Appendix A5 OxGauss Function Summary
sets or clears the trap value
trapchk(m);
returns the trap value masked by m
trim
same as trimr
trimr(x,top,bot);
returns x[top + 1 : rows(x) - bot,.]
trunc(ma);
truncates fractional part
type(x);
returns the type of x
typecv(x);
returns the type of the named global variable
typef(x);
unsupported
union(v1,v2,flag);
returns the union of v1 and v2 (v1,v2 are numerical if flag=1)
uniqindx(v1,flag);
returns index of the unique elements in v1 (v1 is numerical if flag=1)
unique(v1,flag);
returns the unique elements in v1 (v1 is numerical if flag=1)
upmat(x);
returns the upper diagonal of x, lower diagonal 0
upmat1(x);
returns the strict upper diagonal of x, diagonal is 1, lower diagonal 0
upper(s);
returns s converted to uppercase
utrisol(b,u);
returns x from Ux=B where U is upper triangular
vals(s);
returns a column vector with the character values of the string s
varget(s);
returns the named variable from the global stack
vargetl(s);
unsupported
varput(x,n);
sets the named variable on the global stack
varputl(x,n);
unsupported
vartypef(names);
unsupported
vartypef(names);
returns the type of the named global variable
vcm(m);
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