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A small microring array that performs large complex-valued matrix-vector multiplication

open access: yesFrontiers of Optoelectronics, 2022
As an important computing operation, photonic matrix–vector multiplication is widely used in photonic neutral networks and signal processing. However, conventional incoherent matrix–vector multiplication focuses on real-valued operations, which cannot ...
Junwei Cheng   +9 more
semanticscholar   +1 more source

Complex Gaussian Multiplicative Chaos [PDF]

open access: yesCommunications in Mathematical Physics, 2015
66 pages, 5 figures, contains open problems and application in 2 dimensional string theory.
Lacoin, Hubert   +2 more
openaire   +2 more sources

The Teaching of Initial Multiplication Concepts and Skills in Croatian Textbooks

open access: yesCenter for Educational Policy Studies Journal, 2022
The goal of this paper is to describe the teaching of initial multiplication concepts and skills, up to the multiplication table, in the Croatian educational system.
Goran Trupčević, Anđa Valent
doaj   +1 more source

ρ — Adic Analogues of Ramanujan Type Formulas for 1/π

open access: yesMathematics, 2013
Following Ramanujan’s work on modular equations and approximations of π, there are formulas for 1/π of the form [PLEASE CHECK FORMULA IN THE PDF] for d = 2, 3, 4, 6, where λd are singular values that correspond to elliptic curves with complex ...
Sarah Chisholm   +4 more
doaj   +1 more source

On a Sum of More Complex Product-Type Operators from Bloch-Type Spaces to the Weighted-Type Spaces

open access: yesAxioms, 2023
The aim of the present paper is to completely characterize the boundedness and compactness of a sum operator defined by some more complex products of composition, multiplication, and mth iterated radial derivative operators from Bloch-type spaces to ...
Cheng-Shi Huang, Zhi-Jie Jiang
doaj   +1 more source

On a problem of Hasse and Ramachandra

open access: yesOpen Mathematics, 2019
Let K be an imaginary quadratic field, and let 𝔣 be a nontrivial integral ideal of K. Hasse and Ramachandra asked whether the ray class field of K modulo 𝔣 can be generated by a single value of the Weber function. We completely resolve this question when
Koo Ja Kyung   +2 more
doaj   +1 more source

The Obligatory Activation of Practiced Complex Multiplication Facts and What it Tells Us About Models of Arithmetic Processing

open access: yesJournal of Numerical Cognition, 2016
Three experiments were conducted in which adults practiced complex multiplication problems (e.g., 4 x 17). In Experiments 1 and 2, after practice participants completed a number-matching task in which two digits (cues) were followed by a single digit ...
Loel Nicholas Tronsky
doaj   +1 more source

Introductory remarks on complex multiplication

open access: yesInternational Journal of Mathematics and Mathematical Sciences, 1982
Complex multiplication in its simplest form is a geometric tiling property. In its advanced form it is a unifying motivation of classical mathematics from elliptic integrals to number theory; and it is still of active interest.
Harvey Cohn
doaj   +1 more source

Planning and Self-Control, but not Working Memory, Directly Predict Multiplication Performance in Adults

open access: yesJournal of Numerical Cognition, 2017
Empirical evidence suggests that working memory (WM) is closely related to arithmetic performance. WM, which is the ability to monitor and update recent information, underlies various cognitive processes and behaviors including planning, self-regulation,
Parvin Nemati   +5 more
doaj   +1 more source

ASIC Implementation of Bit Matrix Multiplier [PDF]

open access: yesE3S Web of Conferences, 2023
In computer science and digital electronics, a bit matrix multiplier (BMM) is a mathematical operation that is used to quickly multiply binary matrices.
Reddy K. Swetha   +4 more
doaj   +1 more source

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