Mathematical Markup Language (MathML) Version 4.0 publication history Date Status 2 April 2025 Working Draft 28 March 2025 Working Draft 26 March 2025 Working Draft 20 March 2025 Working Draft 15 March 2025 Working Draft 19 November 2024 Working Draft 15 November 2024 Working Draft 14 November 2024 Working Draft 8 November 2024 Working Draft 7 November 2024 Working Draft 1 November 2024 Working Draft 28 October 2024 Working Draft 8 September 2022 First Public Working Draft