🇬🇷🔢🔬

#greek alphabet #science symbols #physics symbols #engineering symbols #greek numerals #technical notation

Δ📐🔬

#math letters #science notation #physics symbols #engineering symbols #variables #constants #delta symbol #change symbol

📐∑∫√π

#math symbols #physics symbols #engineering symbols #greek letters #mathematical notation #scientific notation #calculus symbols #algebra symbols

📐⚙️±

#drafting symbols #engineering symbols #blueprint symbols #tolerance symbol #geometric dimensioning and tolerancing #GD&T #mechanical design symbols