Version 4
SHEET 1 880 680
WIRE 368 48 256 48
WIRE 368 64 368 48
WIRE 256 96 256 48
WIRE 368 176 368 144
FLAG 64 176 0
FLAG 64 96 sin
FLAG 256 176 0
FLAG 368 176 0
SYMBOL voltage 64 80 R0
WINDOW 123 0 0 Left 0
WINDOW 39 0 0 Left 0
SYMATTR InstName V1
SYMATTR Value SINE(0 2 1k)
SYMBOL bi2 256 96 R0
WINDOW 3 6 122 Left 0
SYMATTR InstName B1
SYMATTR Value I=v(sin)**2
SYMBOL res 352 48 R0
SYMATTR InstName R1
SYMATTR Value 1
TEXT 50 254 Left 0 !.tran 10m
TEXT -256 304 Left 0 ;see: HELP (F1)/LTspice/Circuit Elements/B. Arbitr...\n**  Raise left hand side to power of right hand side.