Some non-linear problems in approximation
Dunham
Jackson
621-629
Second-order differential systems with integral and $k$-point boundary conditions
William M.
Whyburn
630-640
Analytic functions of hypercomplex variables
P. W.
Ketchum
641-667
Concerning limiting sets in abstract spaces
R. G.
Lubben
668-685
Riesz summability for double series
Florence M.
Mears
686-709
The inverse problem of the calculus of variations in higher space
David R.
Davis
710-736
Types of motion of the gyroscope
A. H.
Copeland
737-764
The invariant integral and the inverse problem in the calculus of variations
Thomas H.
Rawles
765-784
The projective differential geometry of systems of linear homogeneous differential equations of the first order
Ernest P.
Lane
785-796
The behavior of a boundary value problem as the interval becomes infinite
W. E.
Milne
797-802
The second derivative of a polygenic function
Edward
Kasner
803-818
Diophantine equations in division algebras
Ralph G.
Archibald
819-837
On the degree of approximation to an analytic function by means of rational functions
J. L.
Walsh
838-847
Existence and oscillation theorems for non-linear differential systems of the second order
William M.
Whyburn
848-854
Errata: ``A symbolic theory of formal modular covariants'' [Trans. Amer. Math. Soc. {\bf 24} (1922), no. 4, 286--311; 1501227]
Olive C.
Hazlett
855
Errata: ``On the irregular cases of the linear ordinary difference equation'' [Trans. Amer. Math. Soc. {\bf 30} (1928), no. 3, 507--541; 1501443]
C. Raymond
Adams
855