result =
	coeff_dxx_m1_m1_m1*data_m1_m1_m1
	+ coeff_dxx_0_m1_m1*data_0_m1_m1
	+ coeff_dxx_p1_m1_m1*data_p1_m1_m1
	+ coeff_dxx_p2_m1_m1*data_p2_m1_m1
	+ coeff_dxx_m1_0_m1*data_m1_0_m1
	+ coeff_dxx_0_0_m1*data_0_0_m1
	+ coeff_dxx_p1_0_m1*data_p1_0_m1
	+ coeff_dxx_p2_0_m1*data_p2_0_m1
	+ coeff_dxx_m1_p1_m1*data_m1_p1_m1
	+ coeff_dxx_0_p1_m1*data_0_p1_m1
	+ coeff_dxx_p1_p1_m1*data_p1_p1_m1
	+ coeff_dxx_p2_p1_m1*data_p2_p1_m1
	+ coeff_dxx_m1_p2_m1*data_m1_p2_m1
	+ coeff_dxx_0_p2_m1*data_0_p2_m1
	+ coeff_dxx_p1_p2_m1*data_p1_p2_m1
	+ coeff_dxx_p2_p2_m1*data_p2_p2_m1
	+ coeff_dxx_m1_m1_0*data_m1_m1_0
	+ coeff_dxx_0_m1_0*data_0_m1_0
	+ coeff_dxx_p1_m1_0*data_p1_m1_0
	+ coeff_dxx_p2_m1_0*data_p2_m1_0
	+ coeff_dxx_m1_0_0*data_m1_0_0
	+ coeff_dxx_0_0_0*data_0_0_0
	+ coeff_dxx_p1_0_0*data_p1_0_0
	+ coeff_dxx_p2_0_0*data_p2_0_0
	+ coeff_dxx_m1_p1_0*data_m1_p1_0
	+ coeff_dxx_0_p1_0*data_0_p1_0
	+ coeff_dxx_p1_p1_0*data_p1_p1_0
	+ coeff_dxx_p2_p1_0*data_p2_p1_0
	+ coeff_dxx_m1_p2_0*data_m1_p2_0
	+ coeff_dxx_0_p2_0*data_0_p2_0
	+ coeff_dxx_p1_p2_0*data_p1_p2_0
	+ coeff_dxx_p2_p2_0*data_p2_p2_0
	+ coeff_dxx_m1_m1_p1*data_m1_m1_p1
	+ coeff_dxx_0_m1_p1*data_0_m1_p1
	+ coeff_dxx_p1_m1_p1*data_p1_m1_p1
	+ coeff_dxx_p2_m1_p1*data_p2_m1_p1
	+ coeff_dxx_m1_0_p1*data_m1_0_p1
	+ coeff_dxx_0_0_p1*data_0_0_p1
	+ coeff_dxx_p1_0_p1*data_p1_0_p1
	+ coeff_dxx_p2_0_p1*data_p2_0_p1
	+ coeff_dxx_m1_p1_p1*data_m1_p1_p1
	+ coeff_dxx_0_p1_p1*data_0_p1_p1
	+ coeff_dxx_p1_p1_p1*data_p1_p1_p1
	+ coeff_dxx_p2_p1_p1*data_p2_p1_p1
	+ coeff_dxx_m1_p2_p1*data_m1_p2_p1
	+ coeff_dxx_0_p2_p1*data_0_p2_p1
	+ coeff_dxx_p1_p2_p1*data_p1_p2_p1
	+ coeff_dxx_p2_p2_p1*data_p2_p2_p1
	+ coeff_dxx_m1_m1_p2*data_m1_m1_p2
	+ coeff_dxx_0_m1_p2*data_0_m1_p2
	+ coeff_dxx_p1_m1_p2*data_p1_m1_p2
	+ coeff_dxx_p2_m1_p2*data_p2_m1_p2
	+ coeff_dxx_m1_0_p2*data_m1_0_p2
	+ coeff_dxx_0_0_p2*data_0_0_p2
	+ coeff_dxx_p1_0_p2*data_p1_0_p2
	+ coeff_dxx_p2_0_p2*data_p2_0_p2
	+ coeff_dxx_m1_p1_p2*data_m1_p1_p2
	+ coeff_dxx_0_p1_p2*data_0_p1_p2
	+ coeff_dxx_p1_p1_p2*data_p1_p1_p2
	+ coeff_dxx_p2_p1_p2*data_p2_p1_p2
	+ coeff_dxx_m1_p2_p2*data_m1_p2_p2
	+ coeff_dxx_0_p2_p2*data_0_p2_p2
	+ coeff_dxx_p1_p2_p2*data_p1_p2_p2
	+ coeff_dxx_p2_p2_p2*data_p2_p2_p2;