The following article is from The Great Soviet Encyclopedia (1979). It might be outdated or ideologically biased.

Krakowian

a rectangular array of (m X n) elements (numbers) arranged in m columns and n rows:

The Krakówian, introduced in the 1920’s by the Polish astronomer T. Banachiewicz (1882–1954), differs from ordinary matrices used in linear algebra by a simpler multiplication rule. We multiply the columns of cofactors having the same number of rows:

Here rb is the transposed krakowian of b. Furthermore, operations such as division and extraction of a square root, which are lacking in matrix algebra, can be performed on Krakowians. Krakowians have found application in geodetic calculations.

REFERENCES

Modrinskii, N. I. Primenenie krakovianov v geodezicheskikh vychisleniiakh. Moscow, 1959.
Zlatanov, G. Krakovianovo smiatane. Sofia, 1968.
Banachiewicz, T. Rachunek krakowianowy z zastosowaniami. Warsaw, 1959.

N. I. MODRINSKII

References in periodicals archive

Since samples of food supplements have linewidths close to each other, there are dipolar interactions between free radicals in close values (Krakowian et al., 2014).

Application of Spectroscopic Techniques for Antioxidant Property Analysis of Various Food Supplements and Ganoderma lucidum Coffee

Artur Krakowian, 34, said he was left out of pocket after the last incident and he feared the worst again.

BURST DAY EVER; FLOOD CRACKED MAIN CAUSES CHAOS Residents forced from homes for second time in four years by a broken water pipe

[7.] Hobbs CA, James SJ, ParsianA, Krakowian PA, Jernigan S, Greenhaw JJ, et al.

Estudio del polimorfismo MTHFR C677T en recien nacidos con cardiopatias congenitas aisladas, en una poblacion colombiana

The crib is in fact Krakowian in style, but it has Huddersfield features: Castle Hill and a mill chimney, the lion from the Lion Building and two angels - one black, one white.

Choristers' delight at Songs of Praise bow; Fantastic year continues for Huddersfield singers

GETTING AROUND Krakowians describe their city as a large village and that's essentially what it is.

KRAKOW; CITY BREAK

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