TOLLS OF THE TRADE: WHOLE NUMBERS,COMPUTATIONS WITH FRACTIONS,RATIO, PROPORTIONS, AND EQUATIONS,DECIMAL NUMBERS AND SPECIAL NOTATION,DIRECTED NUMBERS, SPECIAL COEFFICIENTS, AND PERCENTAGE.
PATTERNS IN THE WORLD AROUND US,PATTERNS IN THE SAND,NUMBER PATTERNS,PATTERNS OF DISORDER,SYMMETRY PATTERNS.
PENDAHULUAN,ANALISA KESEIMBANGAN DALAM EKONOMI,ANALISA KOMPARATIF-STATIK,PROBLEMA OPTIUM,ANALISA DINAMIKA.
BASIC SKILLS WITH NATURAL NUMBERS,COMMON FRACTIONS,DECIMAL FRACTIONS,DENOMINATE NUMBERS,INTEGERS AND EQUATIONS.