Updates to matrix programming (Mata) were introduced in Stata 11.

Order Stata
What’s new in Mata 
optimize_init_cluster()  optimize_init_trace_dots() 
optimize_init_colstripe()  optimize_init_trace_gradient() 
optimize_init_conv_ignorenrtol()  optimize_init_trace_Hessian() 
optimize_init_conv_warning()  optimize_init_trace_params() 
optimize_init_evaluations()  optimize_init_trace_step() 
optimize_init_gnweightmatrix()  optimize_init_trace_tol() 
optimize_init_iterid()  optimize_init_trace_value() 
optimize_init_negH() 
acos()  factorial()  mm() 
ark()  Fden()  mmC() 
asin()  floatround()  mod() 
atan2()  floor()  mofd() 
atan()  Ftail()  month() 
betaden()  gammaden()  msofhours() 
binomial()  gammap()  msofminutes() 
binomialtail()  gammaptail()  msofseconds() 
binormal()  halfyear()  nbetaden() 
ceil()  hh()  nchi2() 
chi2()  hhC()  nFden() 
chi2tail()  hofd()  nFtail() 
Cofc()  hours()  nibeta() 
cofC()  ibeta()  normal() 
Cofd()  ibetatail()  normalden() 
cofd()  invbinomial()  npnchi2() 
comb()  invbinomialtail()  qofd() 
cos()  invchi2()  quarter() 
day()  invchi2tail()  round() 
dgammapda()  invF()  seconds() 
dgammapdada()  invFtail()  sin() 
dgammapdadx()  invgammap()  sqrt() 
dgammapdx()  invgammaptail()  ss() 
dgammapdxdx()  invibeta()  tan() 
digamma()  invibetatail()  tden() 
dofC()  invnchi2()  trigamma() 
dofc()  invnFtail()  trunc() 
dofd()  invnibeta()  ttail() 
dofh()  invnormal()  week() 
dofm()  invttail()  wofd() 
dofq()  ln()  year() 
dofw()  lnfactorial()  yh() 
dofy()  lngamma()  ym() 
dow()  lnnormal()  yq() 
doy()  lnnormalden()  yw() 
exp()  mdy()  
F()  minutes() 