s" | =================== / Facts , Constants & Conversions / =================== | / Additions ( and , heaven forfend ) corrections welcomed / | NOT an executable script . Most definitions are old K code . : sfu 1.e-22 _f ; | solar flux unit = 10-22 watt per square meter-hertz. Symbol, sfu. 0 [IF] | .R . " timestamp now _n " |>| " /(/ thu.may.20040506.010440 /)/ " | Set printing precision | | \p 15 : K 1.e3 _f ; | 1000.0 : lakh 1.e5 _f ; | 100000.0 : M 1.e6 ; | 1000000.0 : cent : 1e-2 />/ 0.01 : pt : 1e-4 />/ 0.0001 / point : Pi fpi _f ; | 3.14159265358979323 Pi..h : " ratio of circumference to diameter of a circle " Pi = 2 * _acos 0 />/ 1 2 * Pi / Total radians in circle degmin2rad : { ( base60 x ) * Pi % 180 } degmin2rad..h : "convert degrees and minutes to radians" base60 : { ( 60 _sv x ) % 60 } base60..h : "convert to minutes , hours" 4 * Pi / Total steradians on sphere . : e : _exp 1 / 2.7182818284590451 / SPACE_TIME / ================================ / : c 2.99792458e8 _f ; | lightsecond | "speed" of light / M%S ( definitional ) : G 6.67408e-11 _f ; | m^3 * kg^-1 * s^ -2 | 1 in Planck length mass time | https://physics.nist.gov/cgi-bin/cuu/Value?bg / TIME / ================================ / : SECpMIN : 60 : MINpHR : 60 : SECpHR : SECpMIN * MINpHR / />/ 3600 : HRpDAY : 24 : MINpDAY : MINpHR * HRpDAY / />/ 1440 : SECpDAY : SECpHR * HRpDAY / />/ 86400 : DAYpYR : 365.25 : MINpYR : MINpDAY * DAYpYR / />/ 525960.0 : SECpYR : SECpDAY * DAYpYR / />/ 3.15576e+007 / : LightYR : c * SECpYR / />/ 9.46073e+015 : LightYR : 9.460528404846e015 / official : 9.460528404846e015 % c / />/ 3.15569e+007 : r - SECpYR / />/ -674.025 r % SECpHR />/ -0.187229 / r * MINpHR />/ -11.2338 / minutes difference / LENGTH / ======================== / / I think pretty obviously , in the below , "p" means "per" . / / ENGLISH / ======================== / : IpF : 12 : FpY : 3 : FpMI : 5280 : YpMI : FpMI % FpY / 1760.0 : IpMI : IpF * FpMI / 63360 : YpROD : 5.5 / Yard % Rod : FpFM : 6 / Feet % Fathom / nautical : MIpLEA : 3 / Mile % League / nautical // METRIC per ENGLISH / ======================== / : CMpI : 2.54 : CMpF : CMpI * IpF / 30.48 : KpMI : ( CMpI * IpMI ) % 1e5 / 1.609344 : IpM : 100 % CMpI / 39.3700787401575 : FpM : IpM % 12 / 3.2808399 208 % FpM />/ 63.3984 / r * _sqrt 2 />/ 89.658877 1 - 45 90 % 250 / />/ 0.82 0.64 / 1000 * r * FpM />/ 2690.2887 2099.7375 : MpK : % KpMI / 0.621371192237334 / AREA / ======================== / / / ENGLISH / ======================== / : SqRODpROOD : 40 : ROODpACRE : 4 : ACREpSqMI / : 640 / Section ~ SqMi 4000 % 640 />/ 6.25 / r ^ % 2 />/ 2.5 : SqFpACRE : */ ROODpACRE , SqRODpROOD , ( YpROD * FpY ) ^ 2 />/ 43560.0 SqFpACRE * ACREpSqMI />/ 27878400.0 ( SqFpACRE * 14 ) ^ % 2 />/ 780.92253 / r * 4 />/ 3123.6901 ( FpMI ^ 2 ) % ACREpSqMI />/ 43560.0 SqFpACRE ^ % 2 />/ 208.71033 { ( t ; x % t : factors x ) } 43560 / / ENGLISH per METRIC / ======================== / : F2pM2 : FpM ^2 / 10.76391 : SqMpHECTARE : 100 ^ 2 / 10000.0 : HECTAREpSqMI : ( 10 * KpMI ) ^ 2 / 258.9988110336 : ACREpHECTARE : ACREpSqMI % HECTAREpSqMI / 2.47105381467166 % ACREpHECTARE />/ 0.40468564224 / VOLUME / ===================== / / / ENGLISH / ======================== / : QpGAL : 4 : PpQ : 2 : FOpP : 8 : GALpBL : 42 / gallons per barrel of oil / ( can't bring myself to use BBL ) : BlpTON : 7.33331 / barrels per metric ton : GALpBeer : 31 / gallons per barrel of beer / / / ENGLISH per METRIC / ======================== / : LpGAL : 3.785306 / 231 cuIN : QpL : LpGAL % QpGAL / 0.9463265 : CCpI3 : CMpI ^ 3 />/ 16.387064 / Cubic Centimeters per Cubic Inch 2294 % CCpI3 />/ 139.98847 / MASS / ======================== / / / ENGLISH / ======================= / : GRpLB : 7000 / Grains % Pound : OZpLB : 16 / Ounces % Pound ( LB from Latin Libra ) : STONEpLB : 6.35029318 * LBpKG />/ 14.0 17 * STONEpLB />/ 238.0 / est & weight of Vassenka in Anna Karenina / / METRIC / ======================== / : GpKG : 1000 / / ENGLISH per METRIC / ======================== / : LBpKG : 2.2046226 % .45359237 />/ 2.2046226 / / METRIC per ENGLISH / ======================== / : GpOZ : GpKG % OZpLB * LBpKG / 28.3495182623 / \/ FORCE & ENERGY \/ / ===================== \/ / : N : {[ kg ; m ; s ] kg * m % s ^ 2 } / Newton ( force ) : J : {[ N ; m ] N * m } / Joule ( energy ) : W : {[ J ; s ] J % s } / Watt ( power ) $ EVpJ : % 1.60207e-19 / ElectronVolt per Joule $ ERGpJ : % 1E7 / ergs ( cm g s scale ) : CALpJ : % 4.186 / CALories per Joule : BTUpJ : % 1.0548 / British Thermal Units per Joule : FtLBpJ : % 1.3558 / Foot Pounds per Joule : JpKWh : */ 1000 60 60 />/ 3600000 / Joules per Kilowatt hour 250e6 % JpKWh />/ 69.444444 : BTUpKWh : BTUpJ * JpKWh />/ 3412969.28328 : BTUpTHERM : 100000 / 100000 : BTUpDEKATHERM : 10 * BTUpTHERM / 1000000 `EnergyComparisons HP : 33000 / ft * lb % min / HorsePower : HPpKW : .7457 / / TEMPERATURE / ======================== / 273.15 constant Kel_C | Absolute ( Kelvin temp ) : Kel_C + Centigrade temp / : c2f : { 32 + x * 180 % 100 } ; c2f..h : " centigrade to Fahrenheit " [THEN] : c2f 9. 5. f/ f* 32. f+ ; sb : 5.6704e-8 | Stefan Boltzmann constant : ( watt per square meter ) per Kelvin ^4 ||| / Note : K's solver function ? gives the inverse : : c2f ? 86 />/ 30.0 c2f ? 0 />/ -17.777778 / r + Kel_C />/ 255.37222 / EARTH MEASUREMENTS / ======================== / : EarthYear 365.242374 ; | March equinox year | https://en.wikipedia.org/wiki/Year : EarthMass 5.9722e24 _f ; | kg ( 5.9722 +- 0.0006 ) * 1.e24 : MpAU : 1.49597870e11 / Meters % Astronomic Unit ( avg distance to Sun ) : PeriAphelion : 147.5e6 152.6e6 / KM %/ r />/ 0.96657929 / % r />/ 1.0345763 / r ^ 2 />/ 1.0703481 : EarthGravity : 9.80621 / M % S ^ 2 / at sea level @ latitude Pi % 4 : DfallInT : { ( EarthGravity * x ^ 2 ) % 2 } DfallInT 9.222 15 />/ 416.98596 1103.1986 : TtoFallD : { ( _sqrt 2 * EarthGravity * x ) % EarthGravity } TtoFallD 417 />/ 9.2221553 / Time for object to fall height of taller WTC 1103 - 417 />/ 686 / 686 * FpM />/ 2250.6562 686 % 417 />/ 1.6450839 : Sound : 331.36 / MpS / Dry Air @ 0c / : Mach : 340.29 / MpS / Google's value . : EquatorialRadius : 6378.388 / KM : PolarRadius : 6356.912 / KM EquatorialRadius - PolarRadius / 21.476 / KM ( .R `avg ) EquatorialRadius , PolarRadius />/ 6367.65 />/ 6367.65 r % KpMI />/ 3956.6743 39300 20000 4850 % r />/ 9.9325841 5.0547502 1.2257769 : MeanDensity : 5.522 / GpCM^3 : Albedo : 0.39 / MISCELLANY / ================================ / : CigarRing : { x % 64 } / Cigar ring size to diameter in inches : CigarArea : { .R[ `Fact ; `Pi ] * _sqr .R[ `Fact ; `CigarRing ] x % 2 } / Cigar cross section CigarArea 64 : CigarSize : { x[ 0 ] * ( .R . `Fact `CigarArea ) x 1 } / Cigar cubic inchs { .R[ `Fact ; `Pi ] * .R[ `Fact ; `CigarRing ] x[ 1 ] % 2 } 5.5 64 Pi % 4 />/ 0.785398163397 / % r />/ 1.27323954474 CigarSize 4 48 ,/ + ( thru . 4 7 ) +\:/: 0 .25 .5 .75 ,/ r ,\:/: 43 45 50 51 54 55 r ,' CigarSize' r ( .R `SORT )[ ; 2 ] @ + r { x ,' CigarSize' x } ( 6. 55 ; 6. 51 ; 5.62 45 ; 5. 51 ; 4.75 50 ; 6.75 43 ; 7. 54 ; 6.5 34 ) r ,' 79 75 69 69 69 69 79 35 : Q : r ,' %/' r[ ; 3 2 ] + ( .R `SORT )[ ; 4 ] @ + Q .[ r ; ( ; 3 4 ) ; { x % 50 } ] / Agricultural transport / ( 60 16 ; ( trucks , railcars ) % barge ) ( 1500 ; tons % barge ) ( 15 ; barge % tow ) /(/ ###################################################################### / ( ! _d ) _dvl ` $ ( .R `cut )[ " " ] @ ,/ text ,\: " " / any I forgot to f6 ? -------------------------------------------------------------------------- http://www.erpud.com/comparison.htm Natural Gas 10 therms $ .775 x 10 (Year Avg rate) $ 7.75 $ .875 x 10 (Heat Only rate ) $ 8.75 Kerosene 7.1 gallons $1.21 x 7.1 $ 8.59 Propane Gas 11 gallons $1.26 x 11 $13.86 Electricity 293 kilowatts $ .06 x 293 $17.58 --- / Americans use electricity equivalent to 21 lb coal % day / Discovery Chnl 040707 / ~ .55 electricity from coal : BTUpKWh : BTUpJ * JpKWh />/ 3412969.28328 5120 % 1500 / />/ 3.41333333333 / 3.412 / BTU % WattHr 3.412 * 1500 />/ 5118.0 Propane / 92000 BTU % gallon Natural Gas / 1000 BTU % ft ^ 3 6 $ % 1e6 BTU nat gas near term / SOURCES / IE "http://www.census.gov/foreign-trade/guide/sec9.html" "