### missing TA Lib function

TA_SetUnstablePeriod    TA_GetUnstablePeriod
TA_SetCompatibility     TA_GetCompatibility
TA_SetCandleSettings    TA_RestoreCandleDefaultSettings

### BADVAL FIX needed

use Modern::Perl;
use PDL;
use PDL::Finance::Talib;
my $PD = pdl([0, 1, 2, 3, 4, 5]);
my $MA1 = ta_sma($PD, 3);
print $MA1;      # prints: [BAD BAD 1 2 3 4]
my $MA2 = ta_sma($MA1, 3);
say $MA2;      # prints: [BAD BAD BAD BAD 2 3]