Results 11 to 20 of about 500,277 (264)

Positive impact of sleep on recall of multiplication facts

open access: yesRoyal Society Open Science, 2023
This study tested the hypothesis that learning complex multiplication problems (e.g. 8 × 23 = 184) prior to sleep would benefit recall in adult participants compared with learning the problems prior to a period of wakefulness.
Jayne Spiller, Camilla Gilmore
doaj   +1 more source

Investigating generalized quaternions with dual-generalized complex numbers [PDF]

open access: yesMathematica Bohemica, 2023
We aim to introduce generalized quaternions with dual-generalized complex number coefficients for all real values $\alpha$, $\beta$ and $\mathfrak{p}$.
Nurten Gürses   +2 more
doaj   +1 more source

Slip-free multiplication and complexity of dislocation networks in FCC metals

open access: yesMaterials Theory, 2021
During plastic deformation of crystalline solids, intricate networks of dislocation lines form and evolve. To capture dislocation density evolution, prominent theories of crystal plasticity assume that 1) multiplication is driven by slip in active slip ...
Sh. Akhondzadeh   +3 more
doaj   +1 more source

On some extensions of Gauss’ work and applications

open access: yesOpen Mathematics, 2020
Let K be an imaginary quadratic field of discriminant dK{d}_{K} with ring of integers OK{{\mathcal{O}}}_{K}, and let τK{\tau }_{K} be an element of the complex upper half plane so that OK=[τK,1]{{\mathcal{O}}}_{K}={[}{\tau }_{K},1].
Jung Ho Yun, Koo Ja Kyung, Shin Dong Hwa
doaj   +1 more source

Supercongruences and Complex Multiplication [PDF]

open access: yes, 2012
We study congruences involving truncated hypergeometric series of the form_rF_{r-1}(1/2,...,1/2;1,...,1;\lambda)_{(mp^s-1)/2} = \sum_{k=0}^{(mp^s-1)/2} ((1/2)_k/k!)^r \lambda^k where p is a prime and m, s, r are positive integers.
Kibelbek, Jonas   +4 more
core   +1 more source

Scalable set of reversible parity gates for integer factorization

open access: yesCommunications Physics, 2023
Classical microprocessors operate on irreversible gates, that, when combined with AND, half-adder and full-adder operations, execute complex tasks such as multiplication of integers.
Martin Lanthaler   +2 more
doaj   +1 more source

Accelerating Falcon on ARMv8

open access: yesIEEE Access, 2022
Falcon is one of the promising digital-signature algorithms in NIST’s ongoing Post-Quantum Cryptography (PQC) standardization finalist. Computational efficiency regarding software and hardware is also the main criteria for PQC standardization.
Youngbeom Kim   +2 more
doaj   +1 more source

On the interrelation of multiplication and division in secondary school children

open access: yesFrontiers in Psychology, 2013
Multiplication and division are conceptually inversely related: Each division problem can be transformed into as a multiplication problem and vice versa.
Stefan eHuber   +4 more
doaj   +1 more source

High performance and resource efficient FFT processor based on CORDIC algorithm

open access: yesEURASIP Journal on Advances in Signal Processing, 2022
Fast Fourier Transform is widely used in communication and signal processing. I propose an improved multipath delay commutator pipelining architecture based on the radix-2 time decimation algorithm.
Yupu Zhao, Hong Lv, Jun Li, Lulu Zhu
doaj   +1 more source

High-Performance Waveguide-Integrated Ge/Si Avalanche Photodetector with Lateral Multiplication Region

open access: yesMicromachines, 2022
High-performance waveguide-integrated Ge/Si APDs in separate absorption, charge, and multiplication (SACM) schemes have been exploited to facilitate energy-efficient optical communication and interconnects. However, the charge layer design is complex and
Daoqun Liu   +4 more
doaj   +1 more source

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