left differential operator 左不变微分算子

left differential coefficient 左导数

Left invariant differential form 左不变微分形式

left invariant differential operator 左不变微分算子

left-definite differential operators 左定微分算子

left invariant differential operators 左不变微分算子

nonhomogeneous left invariant differential operator 非齐次左不变微分算子

nonhomogeneous left invariant differential operators 非齐次左不变微分算子

transversally elliptic left-invariant differential operator 横截椭圆型左不变算子