MDS 512.24

Wording: Natural sciences & mathematics Mathematics Algebra Groups and groups theory Imaginary expressions

Dewmoji: 🔬➗+??

0 Computer science, information & general works 252,013 ℹ️	1 Philosophy and Psychology 270,129 🧠	2 Religion 681,242 🙏	3 Society, Government, and Culture 1,328,382 👫	4 Language 209,883 💬	5 Natural sciences & mathematics 431,918 🔬	6 Applied Science & Technology 940,635 💡	7 Arts & recreation 1,031,850 🎨	8 Literature & rhetoric 1,436,736 📚	9 History & geography 837,760 🗺️
50 Science 35,266 🥼	51 Mathematics 82,055 ➗	52 Astronomy 25,356 🔭	53 Physics 44,008 🍎	54 Chemistry 28,260 ⚗️	55 Earth sciences; geology 36,663 🌎	56 Fossils & Dinosaurs 11,038 💀	57 Biology 55,751 🧬	58 Plants (Botany) 26,824 🌿	59 Animals 86,697 🐼
510 Mathematics / Graphs 22,359 ➗	511 General principles of mathematics 6,064 📐	512 Algebra 9,891 +	513 Arithmetic 6,819 🔢	514 Topology 2,470 🍩	515 Analysis 11,784 Σ	516 Geometry 6,280 ⚫	517 [Formerly: Calculus] 1,410	518 Numerical analysis 1,027 💻	519 Probabilities and applied mathematics 13,950 📊
512.0 Algebra 539	512.1 Systems of algebra 469	512.2 Groups and groups theory 1,066	512.3 Fields 180	512.4 Rings, integral domains, ideals 535	512.5 Linear, multilinear, multidimensional Algebra 1,585	512.6 Proportion and progression 108	512.7 Number theory 1,398	512.8 Formerly: Abstract algebra 579	512.9 Foundations of Algebra 1,434
512.20 4	512.21 Equations, 1st to 4th degrees 17	512.22 Higher numeric equations 142	512.23 Indeterminate equations; Diophantin analysis 43	512.24 Imaginary expressions 112	512.25 16	512.26 1	512.27 17	512.28	512.29