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Paper Citation Record · LEDGER

Factorizations of Schur functions

As of 16 August 2026, this Paper Citation Record lists 33 of 33 outbound references and 0 inbound Pith citation observations for arXiv:1908.01850.

A citation records a reference. It does not transfer a finding from one paper to another.

pith.paper-citation-record.v1
1908.01850 v3

Coverage vector

measured 33 of 33 reference resolution

Typed states for the displayed outbound observations.

Source: paper_references, paper_reference_links, observed 2026-08-14T15:09:39.924378Z

measured 33 of 33 standing notices

One-hop event checks from named stored sources.

Source: scholarly_work_events, retraction_status_cache, observed 2026-08-16T06:30:59.297886+00:00

measured 0 of 0 inbound itemization

Pith citing papers itemized under the disclosed page cap.

Source: paper_references, paper_reference_links

measured 0 of 1 external citation measurements

A source-named dated measurement, never combined with another source.

Source: cited_works

Reference resolution

33 of 33 outbound references displayed

  • verified exact0
  • verified fuzzy24
  • unresolved9
  • parse uncertain0
  • malformed identifier0
  • metadata mismatch0

External citation measurements

No source-named external measurement is stored.

Outbound references

Observation 2cf94282-75e4-473c-b1a8-5dc1cdab5945 · outbound

This paper cites Agler, On the representation of certain holomorphic functions defi ned on a polydisc , Topics in operator theory: Ernst D.

Factorizations of Schur functions Agler, On the representation of certain holomorphic functions defi ned on a polydisc , Topics in operator theory: Ernst D

Reference 1

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.474391Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

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Observation 2466e5e2-2634-49d1-aaf1-bb08576e4f41 · outbound

This paper cites Agler and J.

Factorizations of Schur functions Agler and J

Reference 2

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.451697Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.765386Z digest=sha256:48de63642ec6acd73becd4a1d46a5c6c32c396c65664a9b653f2810055dffced

Observation 9fca15f0-5584-4b42-a714-e195e795aa03 · outbound

This paper cites Agler and J.

Factorizations of Schur functions Agler and J

Reference 3

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.437147Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.770136Z digest=sha256:fd81c393c87dd0c79efa15af14fc66277f1f4d3b43400ba5effb880bfdc24d2a

Observation 6fd78e37-6181-44ed-a408-3eb8a484cc4a · outbound

This paper cites Alpay, A.

Factorizations of Schur functions Alpay, A

Reference 4

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.420621Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.774879Z digest=sha256:1e722bfda86143cbeb2f8a8a9746d68e6d01d32ec83efac02127d0a1deec4c03

Observation d16efe7d-16a0-42de-8542-3750ca4a6aa0 · outbound

This paper cites Anderson, M.

Factorizations of Schur functions Anderson, M

Reference 5

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.405420Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.780763Z digest=sha256:7879469effd5c01ff74a1bc9868fd281eb580bc88fbf6446799599b903e9c983

Observation dbf0618a-69de-4a47-8ded-c507585b2f43 · outbound

This paper cites Andˆ o,On a pair of commutative contractions , Acta Sci.

Factorizations of Schur functions Andˆ o,On a pair of commutative contractions , Acta Sci

Reference 6

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.391244Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.786290Z digest=sha256:73ab39e4c5f0b41c67fc32d98f1639d3a99ce6fbb929c17a65047e3c2356b582

Observation f0443584-e0e9-49f1-8c95-4f3255ad09e7 · outbound

This paper cites an unresolved cited work.

Factorizations of Schur functions Unresolved cited work

Reference 7

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:09:40.376645Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.791745Z digest=sha256:1271ac1e7a7c643772a4e840bbf47c366eebb5839f6df14411a3ced79056fe99

Observation 65364d37-6d70-4d73-9c73-3f170d6794b1 · outbound

This paper cites an unresolved cited work.

Factorizations of Schur functions Unresolved cited work

Reference 8

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:09:40.362193Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.796397Z digest=sha256:4f78630675d640f4b0a6106c5f2755cc320aa627c4dbb5f6a9875ad74829c4eb

Observation 81524efc-1c6c-44b6-81c9-54a89ac5ae42 · outbound

This paper cites an unresolved cited work.

Factorizations of Schur functions Unresolved cited work

Reference 9

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:09:40.346435Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.801081Z digest=sha256:95cd216e1f91f0679f3df70e75e7fa927d99928c232cc5db6f74b98ffca418f2

Observation e55332c8-d13e-40c8-b06f-592d84c508eb · outbound

This paper cites Brodski ˘i and M.

Factorizations of Schur functions Brodski ˘i and M

Reference 10

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.330979Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.806179Z digest=sha256:c6c78c5896cff0015c4ea64a37c0802f6d3e2d51fbe638d81f5d2fabbdfdac00

Observation 4f343c47-adab-4208-9ebe-dfb7f99982e9 · outbound

This paper cites an unresolved cited work.

Factorizations of Schur functions Unresolved cited work

Reference 11

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:09:40.315294Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.811107Z digest=sha256:2a4642e4c17e068a0b775524e0b26838f3f74a41138bdfccdaeb74a87c9f85df

Observation 35fa7cd6-28f5-4f01-a42b-08fb1b60b95b · outbound

This paper cites Crabb and A.

Factorizations of Schur functions Crabb and A

Reference 12

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.298832Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.815919Z digest=sha256:5327791e209198808da8e0231d9cd1d01fb5e3b65fe8fec25beacc365dc6f9aa

Observation 570b24f2-16f5-4239-a41d-ff1bbbc37a2a · outbound

This paper cites Doyle, B.

Factorizations of Schur functions Doyle, B

Reference 13

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.283004Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.821079Z digest=sha256:84e91a8132152ebc9a0a52d52dc87e603c2ec23cfa7c55d0001faa3877e853f8

Observation 97bc4189-6561-484d-b905-907650f48757 · outbound

This paper cites Eschmeier and M.

Factorizations of Schur functions Eschmeier and M

Reference 14

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.267048Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

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Observation 5bb82507-ca38-4fce-be68-36d826f8a7fa · outbound

This paper cites Foias and A.

Factorizations of Schur functions Foias and A

Reference 15

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.250371Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.831103Z digest=sha256:acb39d1f040cef7c14d05d45db167eed7738251d4ccb39addbfacf4345b49c9d

Observation 38edd2b9-1371-4a99-a723-6c45db206419 · outbound

This paper cites Foias, A.

Factorizations of Schur functions Foias, A

Reference 16

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.234939Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.836380Z digest=sha256:c4295f0dba0b4b3b797f6c364131a064a324a8d710455bb61c0e4e2fd39c6e22

Observation 781c5cce-b887-45ff-996d-fde60458cae6 · outbound

This paper cites Gohberg (ed.), I.

Factorizations of Schur functions Gohberg (ed.), I

Reference 17

Resolution
unresolved
no resolver link, observed 2026-08-14T15:09:39.841744Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T15:09:39.841744Z digest=sha256:0b63fd7d6a8c948e1e393dce2555693924e3a4aa916b734ced590e94519d1374

Observation 1a2c5b0e-cc45-4b2e-a423-3637c17be7cc · outbound

This paper cites Grinshpan, D.

Factorizations of Schur functions Grinshpan, D

Reference 18

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.197458Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.847187Z digest=sha256:7dfa92da9628bc21359da6dca974f97ef30af66b028ccd99b44b4578e338b86f

Observation 89f52c04-dcae-47fb-b985-a0e2d8d13fa8 · outbound

This paper cites Helton, Operator theory, analytic functions matrices and electric al engineering, CBMS Lecture Notes, no.

Factorizations of Schur functions Helton, Operator theory, analytic functions matrices and electric al engineering, CBMS Lecture Notes, no

Reference 19

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.182659Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.852499Z digest=sha256:1cb49a4a0d676a66756a689d6b32434c2edd78c541fa351638802f6a2e9bba01

Observation 89bd4115-ef4a-4154-90f0-4dec2bb3c478 · outbound

This paper cites Helton, The characteristic functions of operator theory and electr ical network realization, Indiana Univ.

Factorizations of Schur functions Helton, The characteristic functions of operator theory and electr ical network realization, Indiana Univ

Reference 20

Resolution
unresolved
no resolver link, observed 2026-08-14T15:09:39.856886Z

Source-reported events for the cited work

Unavailable: canonical work link unavailable.

source=pdf_text observed=2026-08-14T15:09:39.856886Z digest=sha256:d4045aa2ba8c2939b49665c4cd54bf98194252628cb5f4b8e54ecc5aab25a24d

Observation 22fc409f-1658-4109-8dc8-d4cc8b27bb87 · outbound

This paper cites Kaczorek, Two-dimensional linear systems, Lecture Notes in Control and Information Sciences, 68, Springer-Verlag, Berlin, 1985.

Factorizations of Schur functions Kaczorek, Two-dimensional linear systems, Lecture Notes in Control and Information Sciences, 68, Springer-Verlag, Berlin, 1985

Reference 21

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.156049Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.861889Z digest=sha256:78c6bbe2f7e22d99090146ea34669863dd5e57ffc16c0a0395943c18ba59ade0

Observation 8ab5366c-63be-4bac-abdd-6135dfc71541 · outbound

This paper cites Kailath, A theorem of I.

Factorizations of Schur functions Kailath, A theorem of I

Reference 22

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.140871Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.866810Z digest=sha256:9f3cbdb4b221dba82197fadafd5eae445554312d20fa0c02313f36619e8dc610

Observation d5848df9-c633-423e-b02f-d078b0873a4e · outbound

This paper cites Livˇ sic,On a class of linear operators in Hilbert space , Amer.

Factorizations of Schur functions Livˇ sic,On a class of linear operators in Hilbert space , Amer

Reference 23

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.125935Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.871198Z digest=sha256:daa5e95ce5bfbd5cffdc48ddf4b7711307ccb9310d25ec8ba4a79d7c9a73b504

Observation 3419f677-f5e8-42d1-8984-fa7a8e29152c · outbound

This paper cites Livˇ sic,Operators, oscillations, waves , Moscow, Nauka, 1966 (Russian).

Factorizations of Schur functions Livˇ sic,Operators, oscillations, waves , Moscow, Nauka, 1966 (Russian)

Reference 24

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.110688Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.876972Z digest=sha256:ce08641c7ddc2b35ef102e2ec0cbe27c7935265100b991a64bbe61ffd027ba55

Observation 1566dae8-159d-445b-bbc9-936dfb301190 · outbound

This paper cites Mittal and V.

Factorizations of Schur functions Mittal and V

Reference 25

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.094938Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.881882Z digest=sha256:d0e34a8cfe5ff7c79b5be0064e4857331eaa98fbd8f37f35933069c64af3802f

Observation 15e5d1a7-7eb8-4d06-a794-f5a5b7cdc374 · outbound

This paper cites an unresolved cited work.

Factorizations of Schur functions Unresolved cited work

Reference 26

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:09:40.079748Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.887418Z digest=sha256:5fe4fd2fde5d22037d78cb16d9880037e7c42869723c5b00d84ae320eaa1e854

Observation ca4d2b2b-f72d-40d0-b15d-11ca954f8374 · outbound

This paper cites an unresolved cited work.

Factorizations of Schur functions Unresolved cited work

Reference 27

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:09:40.058945Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.893044Z digest=sha256:abc9fdf23e25058eb9004eccdb96f4cb4f41b491e487b647ce01adcb55c79f86

Observation 211e1cb2-038e-454a-82de-6c705c34c417 · outbound

This paper cites Roesser, A discrete state-space model for linear image processing , IEEE Trans.

Factorizations of Schur functions Roesser, A discrete state-space model for linear image processing , IEEE Trans

Reference 28

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.042750Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.898879Z digest=sha256:ea7464be8a5f2d9371b1a63d1f278a3a5913e5f255b9a1684f0fd01784198595

Observation 3759db6a-61aa-47cd-bfed-ade9a4eec01d · outbound

This paper cites Sarason, Generalized interpolation in H ∞ , Trans.

Factorizations of Schur functions Sarason, Generalized interpolation in H ∞ , Trans

Reference 29

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.025078Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.904473Z digest=sha256:b0ed05241ae47869fa7d32c39317da9bcba18f625309b4c1a884a8951f103557

Observation 660a6c84-d33a-40d7-bbed-8505d10efff5 · outbound

This paper cites Schur, ¨Uber Potenzreihen, die im Innern des Einheitskreises besch r¨ ankt sind.

Factorizations of Schur functions Schur, ¨Uber Potenzreihen, die im Innern des Einheitskreises besch r¨ ankt sind

Reference 30

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:40.009886Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.909763Z digest=sha256:7f479bee070568333e186c0395cbf4d7ad97ce483b3767049c14e54db16a4ae4

Observation 51d907d6-dd08-4d8b-b612-c8736a22f7c7 · outbound

This paper cites Schur, ¨Uber Potenzreihen, die im Innern des Einheitskreises besch r¨ ankt sind.

Factorizations of Schur functions Schur, ¨Uber Potenzreihen, die im Innern des Einheitskreises besch r¨ ankt sind

Reference 31

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:39.993161Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.914479Z digest=sha256:0de7f1bb30783a2a652c1d53af8cf01542a1247de7faa75440374bdfd9617967

Observation f91a28ed-5035-4bd4-b14e-c891935fc4c7 · outbound

This paper cites Tannenbaum, Invariance and system theory: algebraic and geometric aspe cts, Lecture Notes in Math- ematics, 845.

Factorizations of Schur functions Tannenbaum, Invariance and system theory: algebraic and geometric aspe cts, Lecture Notes in Math- ematics, 845

Reference 32

Resolution
verified fuzzy
raw_fallback, observed 2026-08-14T15:09:39.977300Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.919009Z digest=sha256:7845604f6af7de65ef401a805828fd4ec617026d27981e5bdcb47e68f1bbed39

Observation 7c1359f7-1847-46ee-8296-1e4895672793 · outbound

This paper cites an unresolved cited work.

Factorizations of Schur functions Unresolved cited work

Reference 33

Resolution
unresolved
raw_fallback, observed 2026-08-14T15:09:39.960914Z

Source-reported events for the cited work

No event found in the named queried sources as of 2026-08-16T06:30:59.297886+00:00.

source=pdf_text observed=2026-08-14T15:09:39.924378Z digest=sha256:698726f9a76d92dccae6ca20e48c4c99d5aa219595383f57a85a67bae991cb7a

Pith citing papers

No inbound Pith citation observations are available.