A thirty-year reflection on constructivism in mathematics education in PME

J Confrey, S Kazak - Handbook of research on the psychology of …, 2006 - brill.com
… During the thirty years of PME, we witnessed researchers from around the world prospecting
the sources of mathematics ideas, in a variety of ways. One generative route came from the …

[图书][B] Thirty years of learning: educational development in Eastern and Southern Africa from independence to 1990

AGM Ishumi - 1994 - idl-bnc-idrc.dspacedirect.org
Most African nations are about 30 years old, a number of them having achieved independence
in the years around 1960. This period is long enough for any country to progress from" …

[引用][C] Through thirty years, 1892-1922: a personal narrative

HW Steed - 1924 - Doubleday, Page

Thirty-year trends (1975 to 2005) in the magnitude of, management of, and hospital death rates associated with cardiogenic shock in patients with acute myocardial …

RJ Goldberg, FA Spencer, JM Gore, D Lessard… - Circulation, 2009 - Am Heart Assoc
… hemodynamic disturbance during the first day of hospitalization during our first 3 study years
(1975, 1978, 1981) compared with ≈77% in our 3 most recent years under investigation. …

Thirty years of DNS insecurity: Current issues and perspectives

G Schmid - IEEE Communications Surveys & Tutorials, 2021 - ieeexplore.ieee.org
… Analytics powered by artificial intelligence and machine learning on the info provided by
internal DNS traffic, particularly with regards to client behavior, offers indeed great potential for …

[PDF][PDF] Scientific mapping of research on English as a foreign language (EFL) reading instruction: A thirty-year perspective

F Chen, R Abdullah - Heliyon, 2024 - cell.com
In recent years, English as a foreign language (EFL) reading instruction has emerged as a
prominent and recurring research theme in the realm of education. Despite this growing …

A thirty-year Landsat study reveals changes to a river-lake junction ecosystem after implementation of the three Gorges dam

L Zheng, J Xu, Z Tan, G Xu, L Xu, X Wang - Journal of Hydrology, 2020 - Elsevier
… The “increasing effect” of the TGD on LAWL, plus the drought trend, allows for the water
level to remain almost unchanged over the last thirty years. Therefore, the decrease in RoV is …

Global ocean CO2 uptake dominated by the ENSO in the last thirty years

G Zhong, X Li, JM Song, B Qu, F Wang, Y Wang… - 2022 - researchsquare.com
… strengthened and weakened in the last thirty years, which dominantly caused by the …
upwelling during the La Nina in the last thirty years. In addition, the reestimated carbon sink of the …

Burden of stroke in Europe: thirty-year projections of incidence, prevalence, deaths, and disability-adjusted life years

HA Wafa, CDA Wolfe, E Emmett, GA Roth, CO Johnson… - Stroke, 2020 - Am Heart Assoc
… We aim to estimate 30-year projections of stroke epidemiology in the European Union using
… of 2 components: years of life lost because of death, and years lived with disability. Detailed …

[图书][B] Nonlinear numerical analysis in reproducing kernel space

M Cui, Y Lin - 2009 - dl.acm.org
… twenty to thirty years and the relevant researches are active in the recent five years, there is
… the most popular techniques in machine learning, where learning tasks are solved using the …