◦ CONCURRENT INVERSE SPECIAL PURPOSE CALCULATORS

◦ QUARTIC ROOTS
◦ CUBIC ROOTS
◦ CUBIC THEORY use Microsoft Internet Explorer
◦ QUADRATIC ROOTS
◦ 2pi/7 theory

◦ SIX EQUATIONS AND SIX UNKNOWNS
◦ FIVE EQUATIONS AND FIVE UNKNOWNS
◦ FOUR EQUATIONS AND FOUR UNKNOWNS

◦ SOLVE A TRIANGLE
◦ SOLVE A TRIANGLE AND SEE GRAPH
◦
◦ CROSS OR DOT PRODUCT
◦ POLAR COORDINATES
◦ COMPLEX NUMBERS

◦ HEADING OF THE SUN
◦ BEND CONDUIT
◦ LENGTH ON A ROLL
◦ CROWN MOLDING
◦ ZERO MOMENT ON MOMENT SUPPORTING JOINT

◦ SMITH CHART
◦ SERIES AND PARALLEL NETWORK

◦ HUMIDITY; WATER VAPOR PRESSURE
◦ CLAUSIUS-CLAPERON
◦ reciprocal ◦ paper ◦ (hyperbolic)

◦ ICOSAHEDRON DIMENSIONS
◦ DODECAHEDRON DIMENSIONS
◦ PENTAGONAL TABLES; GOLDEN RATIO
◦ FORMULA PROOF
◦ PENTAGON DIMENSIONS; GOLDEN RATIO
◦ .RTF PENTAGON DIMENSIONS; GOLDEN RATIO
◦ .TXT PENTAGON DIMENSIONS; GOLDEN RATIO
◦ PLATONIC SOLIDS THEORY; GOLDEN RATIO
◦ SURDS

◦ ◦



◦ historical menu
◦ LATIN SQUARES APPLIED TO TOURNAMENT SCHEDULES
◦ MathML EXAMPLES



◦ Wm.C.Corwin, Ph.D.,P.E.