HP15C HP42S integration of trig differs in *rad and *deg

[hansepie]

(04-27-2018 07:50 PM)Logan Wrote:  I don't know for certain, but given that 57.3 is 180/pi, I wonder if it always integrates in radians and then multiplies the result by 57.3 to "convert" the final result into degrees.

Thanks. Still I find it strange to have to correct the result by multiplying with PI/180 in DEG or with PI/200 in GRA.

I find no reference to this in the manuals.