probability - Why is the error function defined as it is? - Mathematics ...
More recent Internet mentions of the use of erf e r f or erfc e r f c for solving differential equations include short-circuit power dissipation in electrical engineering, current as a function of time in a switching …
How are the Error Function and Standard Normal distribution function ...
Well, there's a definition of erf and a definition of the Normal CDF.. The relations, derivable by some routine calculations, are shown as to how to convert between them, and how to convert between …
Approximating the error function erf by analytical functions
Aug 15, 2016 · My question is if I can find, or if there are known, substitutions for this non-elementary function in terms of elementary ones. In the sense above, i.e. the approximation is …
Economic Research Forum (ERF)
Dec 2, 2025 · Congratulations for your outstanding performance! Nadine Yamout won the best paper award during the closing session of the ERF 31st Annual Conference, on the Macroeconomics & …
How to accurately calculate the error function $\\operatorname{erf}(x ...
The naïve (alternating) Maclaurin series is not really that numerically sound; I had already mentioned in my answer the modified series that has much better properties for computing $\mathrm {erf} (x)$ …
The rising threat of water and food insecurity in MENA
Aug 19, 2025 · The Middle East and North Africa is rapidly becoming the global epicentre of water and food insecurity. Drawing on regional evidence and global comparisons, this column identifies urgent …
About the forum - Economic Research Forum (ERF)
About the forum The forum – is a new policy portal launched by the Economic Research Forum (ERF) in October 2017 to promote quality debates and ideas in the region which are evidence and research …
The green energy transition: employment pathways for MENA
Jan 28, 2025 · The potential employment impacts of green and renewable energy in the Middle East and North Africa are multifaceted and promising. As this column explains, embracing renewable energy …
Assessing Jordan’s progress on the sustainable development goals
Dec 17, 2024 · When it comes to statistics monitoring progress towards the sustainable development goals (SDGs), Jordan is among the world’s leaders. A Sustainable Development Unit at the country’s …
Drivers of renewable energy adoption in Egyptian firms
Jan 28, 2025 · Barsoum, G, and A Ehab (2023) ‘ Green Jobs and the Future of Work in Egypt: A Focus on the Agriculture and Renewable Energy Sectors’, ERF Policy Research Report No. 2023-2. …