共 10 条
[1]
PROPAGATION OF ANALYTICITY OF SOLUTIONS OF PARTIAL DIFFERENTIAL EQUATIONS WITH CONSTANT COEFFICIENTS
[J].
ARKIV FOR MATEMATIK,
1971, 8 (03)
:277-+
[2]
ANDERSSON KG, 1973, T AM MATH SOC, V177, P1
[3]
LACUNAS FOR HYPERBOLIC DIFFERENTIAL OPERATORS WITH CONSTANT COEFFICIENTS .1.
[J].
ACTA MATHEMATICA UPPSALA,
1970, 124 (1-2)
:109-&
[7]
Hormander L, 1971, ENSEIGN MATH, V17, P99
[10]
[No title captured]