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AI and the Economy
Furman & Seamans review the evidence that artificial intelligence is reshaping productivity and labor, and weigh the policies that could soften the disruption.
28 ngôn ngữ ↗
The Principles of Mathematics
Russell’s 51-page opening: pure mathematics as the class of all propositions of the form “p implies q,” and the indefinables on which the definition rests.
28 ngôn ngữ ↗
Physics-Encoded Graph Deep Learning for Physical Diffusion Systems
A physics-encoded graph neural network embeds Laplacian and gradient operators into its architecture to simulate diffusion without the error accumulation of iterative solvers.
28 ngôn ngữ ↗
COSMO-Based vs. Equation-of-State Prediction of Solvation Energies
Comparing COSMO-RS, COSMO-SAC-dsp, PSRK, and UMR-PRU against 65,000 datapoints from the COMPSOL databank, Paes et al. find COSMO-RS best for associating mixtures.
28 ngôn ngữ ↗
An Introduction to Theta-Calculus
Dirnstorfer gives an operator notation built from waiting, transacting, and deciding that can write any trading strategy or financial product as an explicit formula.
28 ngôn ngữ ↗
Geography, Demography, and Early Development
Iyigun ties the demographic transition to geography: hospitable regions raise survival odds, prompting parents to invest in their children until technological progress takes off.
28 ngôn ngữ ↗
Hamlet as an Embryo: McEwan's Nutshell
Dominic & Jayanthi read Ian McEwan's Nutshell as a recreation of Hamlet whose unborn narrator faces the prince's dilemma from the womb.
28 ngôn ngữ ↗
Practical vs. Theoretical Chemistry as Predictors of MOCK-SSCE Performance
Achor, Agogo & Orokpo test whether Nigerian students’ practical and theoretical chemistry scores predict MOCK-SSCE results — multiple regression finds neither does significantly.
28 ngôn ngữ ↗
Fundamental Laws of Biology
Wayne argues biology needs no laws of its own: physics plus a Choice Axiomatic System yields a complete axiom set covering every biological phenomenon.
28 ngôn ngữ ↗
Algebraic Structures and Hamiltonians from 2D Conformal Algebras
Marquette, Zhang & Zhang classify centralisers of the 2D conformal algebra’s enveloping algebra, building superintegrable Hamiltonians whose symmetry algebras are six-dimensional quadratic algebras.
28 ngôn ngữ ↗
Art Activities for Arts Convergence Education
Lee, Kim & Hong analyse 394 art activities in Korea's Age 5 Nuri-Curriculum guidebooks, finding artistic expression spans every life theme.
28 ngôn ngữ ↗
DFT Study of Protonation of Cyanogen (NCCN) in the Interstellar Medium
Singh et al. test four DFT reaction pathways — H⁺, H₃⁺, N₂H⁺, H₂O⁺ — by which protonated cyanogen, detected toward TMC-1 and L483, forms in dark clouds.
28 ngôn ngữ ↗
On the History of Intellectual Property
Galvez-Behar shows patents, copyright and trademarks share one contested history — and reads that history as a political lever for the future.
28 ngôn ngữ ↗
The Effect of Sleep Timing on Metacognition and Sleep Quality of Adolescents
Glory & Deol split 108 adolescents by bedtime and gender: early sleepers show higher metacognitive skills, while late sleepers report better sleep quality.
28 ngôn ngữ ↗
Business Planning for Small Businesses and Startups
Gutterman lays out the management systems a young company needs — structure, markets, production, risk, people, planning and finance.
28 ngôn ngữ ↗