(PECL trader >= 0.2.0)
trader_ht_phasor — Hilbert Transform - Phasor Components
realArray of real values.
Returns an array with calculated data or false on failure.
trader_ht_phasor is documented to take only one value
it requires exactly 2 parameters to operate properly
example is
$htpa = trader_ht_phasor($a['open'],$a['close']);