Home / Science Fights / Robert Recorde Introduced What Symbol Into Mathematical Usage in 1557? 30.0% chaos · simmering science fights 1 sources 23h ago Robert Recorde Introduced What Symbol Into Mathematical Usage in 1557? What happened Test your wits on the Slate Quiz for March 19, 2026. Why people care Reported by Slate. Sources Slate Pears Game 215: Mar. 19, 2026 Slate Slate Crossword: What Makes Man Moan? (Three Letters) Slate Slate Mini Crossword for March 19, 2026 Slate Robert Recorde Introduced What Symbol Into Mathematical Usage in 1557? Slate Share: 🔗 Copy link 𝕏 Post ▲ Reddit Related stories LeBron James has tied Robert Parish for the most games played in NBA history (1,611) 26.0% Early COVID-19 pandemic death toll much higher than official count: Study 55.0% Archaeological site in Chile upends theory of how humans populated the Americas … again 52.0% Whey protein only preserves muscle during weight loss if paired with resistance training or added leucine 50.0% The Salt Path author confirms she wrote secret first book - despite claiming to be debut writer 44.0% ← Previous India Stocks See Worst Day Since June 2024 as Growth Risks M... Next → The Download: Quantum computing for health, and why the worl...