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Functions (formulas) created by HEXelon MAX users.
Select for using in the program: Menu>Edit>Functions>Download.
Also you can create your own function: Menu>Edit>Functions>New and next publish in the Internet:Menu>Edit>Functions>Publish.
Every function can use in the program by downloadig from web server: Menu>Edit>Functions>Download.
More details about users functions in the program help (F1 key) or here.
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no.function datadescription
879Absolute_Humidity
variables: r,tc
formula: 13.2065/(tc+273.15)*r*(10^(7.4475*tc/(tc ...
author: ceh
Calculate Absolute Humidity in grams / m^3 of air from (r) % Relative Humidity at a specified Temperature (tc) in degrees celsius
880Absolute_Humidity2
variables: r,tf
formula: 13.2065/(((tf-32)/1.8)+273.15)*r*(10^(7. ...
author: ceh
Calculate Absolute Humidity in grams / m^3 of air from (r) % Relative Humidity at a specified Temperature (tf) in degrees fahrenheit
929acre2sqfeet
variables: acre
formula: acre*43560
author: Will Pittenger
Converts from acres to square feet
505Act_P
variables: U,I,fi
formula: U*I*Cos(fi*Pi/180)
author: Srbin
Derives Active Power (watts) out of current (Amps), voltage (volts) and angle (degrees)
U*I*Cos(fi*Pi/180)
506Act_P
variables: U,I,fi
formula: U*I*Cos(fi*Pi/180)
author: Srbin
Derives Active Power(watts) out of current (Amps), voltage (volts) and angle (degrees)
U*I*Cos(fi*Pi/180)
613ADConv
variables: volt,ref,bits
formula: If(And(volt>=0;voltauthor: MF.
Calculate output ADC digital value
440ADCresultForAVR
variables: Vref,Vin
formula: (Vin*1024)/Vref
author: tomm
Calculates ADC conversion result for AVR uC with ADC unit.
502ADCresultForAVR
variables: Vref,Vin
formula: (Vin*1024)/Vref
author: tomm
Calculates ADC conversion result for AVR uC with ADC unit.
606AddPVM
variables: x,pvmAdd
formula: x*pvmAdd%+x
author: Amigo
Example:
100*1%+100=101
924AltiumColor
variables: Red,Green,Blue
formula: Red+Green*256+Blue*256^2
author: mcc
Calcula o valor da cor RGB de uma folha do Altium
530Ampare
variables: Watts,Volt
formula: Watts/Volt
author: Hye-Won
(A)=(W)/(V)
409Amperes
variables: Volts,Ohms
formula: Volts/Ohms
author: Sorin Stoenescu
Calculate electric current for a given voltage and resistance
410Amperes2
variables: Watts,Volts
formula: Watts/Volts
author: Sorin Stoenescu stoenescusorin@yahoo.com
Calculate electric current for a given power (watts) and voltage
476ArcLenDMS
variables: D1,M1,S1,D2,M2,S2,r
formula: r*((D1+M1*(1/60)+S1*(1/3600))-(D2+M2*(1/ ...
author: Craig/relki@Hotmail.com
Arc Length with DMS as input
439arcoingradi
variables: nm
formula: nm/3440.07*180/Pi
author: perego
trovare larco in gradi partendo dalle miglia
319AreaCircle
variables: dia
formula: Pi*dia^2/4
author: Gregory Psychogyios
Restituisce larea del cerchio di cui si conosce il diametro
855AvgFuelLiters
variables: Km,Liters
formula: 100/(Km/Liters)
author: zbures
Returns Average Consumption of Liters per 100 km
847AVR_CtcTimerOcrValue
variables: frequency,prescaler,period
formula: period/(1/(frequency/prescaler))
author: JnS
For AVR devices. Returns timer OCR value in CTC mode.
774AVR_CtcTimerPeriod
variables: frequency,prescaler,ocrValue
formula: ocrValue*(1/(frequency/prescaler))
author: JnS
For AVR devices. Returns timer interrupt period in CTC mode.
669BendAllowance
variables: K,T,R,An
formula: 0.01745*(R+(K*T))*An
author: JF
Calculates Bend Allowance for a given bend condition
575Bitrate
variables: Seconds
formula: Div(699*1024*1024/1000*8/Seconds;8)*8
author: Maple
Input length in seconds to retrieve required bitrate per 700 MiB
881Bits_dB
variables: dB
formula: (dB-1.761)/6.02
author: ceh
Calculation of effective number of binary bits from dynamic range or SNR dB (dB).
285BitToMbyte
variables: bit
formula: bit/8192
author: Peter
Converting bits to megabayte
For the ever confusing discusions about how fast your DLS modem is.
357BMI
variables: height_m,weight_kg
formula: weight_kg/(height_m*height_m)
author:
The body mass index (BMI), or Quetelet index
is a statistical measurement which compares a persons weight and height.
More info:
http://en.wikipedia.org/wiki/Body_mass_index
604BMI
variables: peso_kg,altezza_m
formula: peso_kg/(altezza_m^2)
author: Erik Artaz - erik.artaz@gmail.com
Calcolo dell indice di massa corporea Body Mass Index
289Boltzman
variables:
formula: 1.380662E-23
author: unknown
Boltzman constant
549CCTV_LensAngle
variables: width,distance
formula: 2*ATan((width/2)/distance)
author: daniel
ATan ̿ CCTV ȭ ϱ.

ȭ鿡 Ի ǻü =width
ī޶ ǻü Ÿ=distance
551CCTV_Resolution
variables: max_voltage,min_voltage
formula: ((max_voltage-min_voltage)/(max_voltage+ ...
author: daniel
CCTV ī޶ ػ
CCTV Lab. CCTV Camera Resolution.

ο а 峷 ԷѴ.
866Ceiling
variables: value,DecimalPlaces
formula: (Div(value*10^DecimalPlaces;1)+1)/10^Dec ...
author: Will Pittenger
Like floor, removes the decimal places to the specified point, but adds 1 to the result.
134CelsiusToFarengheit
variables: celsius
formula: 1,8*celsius+32
author: Knoppix/knoppix@starlink.ru
Converts temperature from Celsius to Farengheit.
157CircleCircumference1
variables: radius
formula: 2*Pi*radius
author: author unknown
Circumference of circle - given radius.
397CircleDiameterToSquareSide
variables: CircleDiameter
formula: (Cos(45)*(CircleDiameter/2))*2
author: unknown
The side of the largest square within a circle
with given the diameter.
513Cnr
variables: number1,number2
formula: (number1!)/(number2!*((number1-number2)! ...
author: Lonbo/uniking0617@gmail.com
C(n;r)=n!/(m!*(n-m)!)
921ConeVolume
variables: r,h
formula: Pi*r^2*h
author: unknown
179Consumption
variables: FuelLitre,DistanceKm
formula: FuelLitre/(DistanceKm/100)
author: Patyi/bobafett@hdsnet.hu
Calculates avarage fuel consumption in (litre in 100km).
356CoolingLoadChiller
variables: gpm,dt
formula: (500*gpm*dt)/12000
author: Leon P
Find tons of cooling required (tons of cooling)
693Cplx
variables: a0,b0,a1,b1,operator,re_im
formula: If(operator==1;If(re_im==1;(a0*a1+b0*b1) ...
author: Sciliquant/nikblazic@hotmail.com / Srbija
Complex numbers Function
cplx( Re1; Im1; Re2; Im2; operator; re/im)
example: cplx(-1;1;5;-4;cdiv;re)

define this variables:

cmul = 4 // multiply
csub = 3 // subtract
cadd = 2 // addition
cdiv = 1 // division
re = 1 // real
im = 2 // imaginary
920DegreesToRadians
variables: degrees
formula: degrees*Pi/180
author: Will Pittenger
Converts from degrees to radians
156DiskArea1
variables: radius
formula: Pi*radius^2
author: author unknown
Area of disk - given radius length.
501Dosis
variables: X,Y
formula: (X*5)/Y
author: Dr. Migue Edo. Poblete Seplveda
X: CANTIDAD
Y: CONCENTRACIN
624Drag
variables: speed,area,Cx,density
formula: 0,5*density*area*Cx*speed*speed
author: Y.LEPAGE
Compute shape drag
284dse_off_angle
variables: PanStroke,AngleOfAttack,AngleOfDrive
formula: (PanStroke/2)*Cos(AngleOfAttack-AngleOfD ...
author: unknown
Calculate drive shaft eccentric.
550Dynamic_Range
variables: max_illumination,min_illumination
formula: 20*Log10(max_illumination/min_illuminati ...
author: daniel
̳ (dB)

κ = max_illumination
ο κ = min_illumination
261ElectronCharge
variables:
formula: 1.602176487E-19
author: unknown
Electric charge of electron [C]
383EllipseX
variables: Y,EllipseMajR,EllipseMinR
formula: EllipseMajR*Root(1-(Y/EllipseMinR)^2)
author: Sergey A Shilov
Calculate Ellipse X coordinate by input known Y coordinate,
Ellipse Semimajor and Semiminor Radiuses.
384EllipseY
variables: X,EllipseMajR,EllipseMinR
formula: EllipseMinR*Root(1-(X/EllipseMajR)^2)
author: Sergey A Shilov
Calculate Ellipse Y coordinate by input known X coordinate,
Ellipse Semimajor and Semiminor Radiuses.
661EV
variables: Fnumber,Tshutter
formula: Int(Log2(Fnumber^2/Tshutter)+0.1)
author: adrian.panton@btinternet.com
The Fuction calculates the Exposure Value with given Fnumber and Tshutter. The value is then rounded up to be an integer.
Example:
EV(5.6;1/8000)=18
424ExtcoeffToAbscoeffCm1
variables: k
formula: k*4*Pi/4E-5
author: matthew/mat.matthew@wp.pl
Calculate absorption coefficient from extinction coefficient for wavelength of 400 nm
776Fahrenheit2Celsuis
variables: Fahrenheit
formula: (Fahrenheit-32)*5/9
author: Will Pittenger
Converts from Fahrenheit to Celsuis
558FindCommValue
variables: PrezzoA,QuantA,Min,Max,Perc
formula: If(QuantA*PrezzoA*Percauthor: sIMPLYmE4U4Free
Dati i valori del Minimale, Massimale e del Tasso
di comm.ne applicabilii ad un ordine, la q.t ed
il prezzo del bene, stabilisce quale caso viene
applicato e lentit della comm.ne stessa.
Es. Min=2; Max=25; Perc=0.00175 (0.175%)
497Floor
variables: Value,DecimalPlaces
formula: Div(Value*10^DecimalPlaces;1)/10^Decimal ...
author: Will Pittenger
Similar to Round, but simply truncates the number at the specified point.
230fpm
variables: dia,rpm
formula: Pi*(dia/12)*rpm
author: unknown
318gainN_AV
variables: quantita,prezzo1,prezzo2
formula: quantita*(prezzo2-prezzo1)-25,9
author: valter
Calcola il guadagno netto di una operazione di Acquisto -> Vendita
481Ganho
variables: venda,compra
formula: ((venda/compra)-1)*100
author: Luis Dias
Calcula em percentagem a variaao entre o Valor de compra e o Valor de venda.
143GPM
variables: wholesale,retail
formula: ((retail-wholesale)/retail)*100
author: Bob S.
Gross Profit Margin calculation
366GreatDistance
variables: latitude1,longitude1,latitude2,longitude2
formula: 6372.795*2*ASin((Sin((latitude2-latitude ...
author: rafalroman@gmail.com
The shortest distance between any two points
on the surface of a sphere measured along
a path on the surface of the sphere.
205Hypotenuse
variables: kathete1,kathete2
formula: (kathete1^2+kathete2^2)^0,5
author: selbst
Satz des Pythagoras, Bestimmung der Hypotenuse
701Inv
variables: x
formula: 1/x
author: unknown
ritona linverso
560IRE_to_mV
variables: IRE
formula: (714*IRE)/100
author: daniel
773isDevideBy2
variables: x
formula: Not(Mod(x;2))
author: MH
Is number can be devide by 2 without rest
206Kathete
variables: hypotenuse,kathete
formula: (hypotenuse^2-kathete^2)^0,5
author: goedde-meesker/an@franzgoed.de
Satz des Pythagoras, Bestimmung einer Kathete
621KatyDachuKopertowego
variables: kat
formula: ATan((Root(2))/2*Tan(kat))
author: kamil
Kty dachu kopertowego.
Kt krokwi skonej w odniesieniu do kta krokwi "normalnej".
704kg2pound
variables: kg
formula: kg*2.205
author: Will Pittenger
Converts kilograms into pounds
686Kilometers2Miles
variables: kilometers
formula: kilometers/1.609344
author: Will Pittenger
Converts kilometers into english miles.
344km2m
variables: x
formula: x*1000
author: Will Pittenger
Converts kilometers to meters
434KmLiter2MileGallon
variables: Km_Liter
formula: Km_Liter*0,354
author: Ursus
Convert Km/Liter to Mile/Gallon
321LCUavg
variables: T1,Slope,First,Last
formula: T1*((Last+0.5)^(Ln(Slope)/Ln(2)+1)-(Firs ...
author: Timark
Learning curve calculation, unit curve theory, lot average unit result.
T1 = first unit value,
Slope = learning curve slope as decimal value (eg: use 0.85 for 85% slope),
First = first unit in lot,
Last = last unit in lot.
322LCUlot
variables: T1,Slope,First,Last
formula: T1*((Last+0.5)^(Ln(Slope)/Ln(2)+1)-(Firs ...
author: timark
Learning curve calculation, unit curve theory, total lot result.
T1 = first unit value,
Slope = learning curve slope as decimal value (eg: use 0.85 for 85% slope),
First = first unit in lot,
Last = last unit in lot.
843LeapYear
variables: year
formula: And(Mod(year;4)==0;(Or(Mod(year;100)<>0; ...
author: K.A.R.R.
If the year entered is a leap (or intercalary or bissextile) year,
this function returns 1 (true);
else, 0 (false).
345m2km
variables: x
formula: x/1000
author: Will Pittenger
Converts meters to kilometers
449Marge
variables: PV,PR
formula: (PV-PR)/PV*100
author: Nurun-Herv Folleau
Calcul de la Marge par rapport un Prix de Vente et un Prix de Revient (ou Prix dAchat)
exemple : Marge(1230;850) = 30,89%
142Margin
variables: cost,sell
formula: ((sell-cost)/sell*100)
author: Bob S
Returns gross profit margin.
99MarginKr
variables: koeb,salg
formula: salg-(koeb/1,16*1,25*7,46)
author: Kenneth stergaard
Beregner margin i DKK udfra:
Kbspris (koeb) i EUR inkl. tysk moms (16%)
Salgspris (salg) i DKK inkl. dansk moms (25%)
100MarginPct
variables: koeb,salg
formula: (salg-(koeb/1,16*1,25*7,46))/salg
author: Kenneth stergaard
Beregner margin i procent udfra:
Kbspris (koeb) i EUR inkl. tysk moms (16%)
Salgspris (salg) i DKK inkl. dansk moms (25%)
286MbyteToBit
variables: bit
formula: bit*8192
author: unknown
435Meters2Yards
variables: meters
formula: meters/0.9144
author: Will Pittenger
Converts meters to yards.
503mi2yd
variables: x
formula: x*1760
author: Will Pittenger
Converts miles into yards
556MidPrice
variables: QuantI,QuotI,QuantA,QuotA
formula: ((QuantI*QuotI)+(QuantA*QuotA))/(QuantI+ ...
author: sIMPLYmE4U4Free
Calcola Il PrezzoMedio tra due Acquisti Successivi
a Quotazioni Differenti.
QuantI = Quantit Iniziale (gi in possesso o di 1 Acquisto)
QuotI = Prezzo Iniziale (prezzo del 1 Acquisto)
QuantA = Quantit 2 Acquisto
QuotA = Prezzo del 2 Acquisto.
433MileGallon2KmLiter
variables: Mile_Gallon
formula: Mile_Gallon/0,354
author: Ursus
Convert Mile/Gallon to Km/Liter
346Miles2Kilometers
variables: miles
formula: miles*1.609344
author: Will Pittenger
Converts statute miles to kilometers.
786Minecraftdamage
variables: n
formula: (n-3)/2
author: Philipe Rabelo| philipe_elvis_preslei@hotmail.com
This function calculates how many damage you take from falling at high places(like cliffs).
Example: How many damage will I take if I fall from 23 blocks?
D = (N-3)/2, where D is damage(in hearts), N is number of blocks.
D =(23-3)2=>D=20/2
D=10hp
561mV_to_IRE
variables: mV
formula: (100*mV)/714
author: daniel
694N1overN2
variables: up_num,down_num
formula: up_num!/(down_num!*(up_num-down_num)!)
author: Sciliquant / nikblazic@hotmail.com / Srbija
Binominal formula for calculating N1overN2
N1onN2(n;k)

n / n = 1
n / 0 = 1
N1onN2(15;15) = 1
N1onN2(15;0) = 1

n/1 = n
n/(n-1) = n
N1onN2(15;1) = 15
N1onN2(15;15-1) = 15

n / k = n / (k-n)
N1onN2(15;3) = 455
N1onN2(15;15-3) = 455
905naklad_prevodu_kc
variables: castka,pocet
formula: (((castka*0,014)+15,5)*pocet)
author: PeS
castka = castka prevodu
pocet = pocet prevodu za mesic
341nm_to_eV
variables: lambda
formula: 1239.84190820754/lambda
author: matthew/mat.matthew@wp.pl
Returns bandgap in [eV] for wavelength in [nm]
601Nusselt
variables: Ra,Pr
formula: 0.68+0.67*Ra^(1/4)/((1+(0.492/Pr)^(9/16) ...
author: k.lari
Empirical correlation for average Nusselt number for free convection at a vertical wall.
511P
variables: number1,number2
formula: number1!/((number1-number2)!)
author: Lonbo/uniking0617@gmail.com
P(n,r)=n!/((n-r)!)
163PDV
variables: Iznos
formula: Iznos*1,18
author: author unknown
Iznos + PDV = Iznos + 18%(Iznos)
196Phi
variables:
formula: (1+Root(5))/2
author: unknown
Golden ratio
489PipeSedimentVolume
variables: Diameter,Depth,Length
formula: ((Diameter/2)^2*ACos(1-2*Depth/Diameter) ...
author: Tony Lorton, tlorton@absamail.co.za
Calculates the volume of sediment in a drainage pipe given:
- Diameter of pipe, in metres,
- Depth (average) of sediment, in metres
- Length of pipe, in metres.
Note: deg/rad/grad must be set to rad.
573PKrug
variables: Precnik_R
formula: (((Precnik_R/2)^2)*Pi)/2
author: nebojsa4@gmail.com
Povrsina kruga - upisati precnik (R)
705pound2kg
variables: pounds
formula: pounds/2.205
author: Will Pittenger
Converts pounds into kilograms
315power
variables: v,r0
formula: 10*Log10(v^2/(2*r0))
author: lsh
401Power
variables: Volts,Ohms
formula: Volts^2/Ohms
author: Sorin Stoenescu
Calculate electric power for a given voltage and resistance
667Power
variables: Volts,Ohms
formula: Volts^2/Ohms
author: Sorin Stoenescu
Calculate electric power for a given voltage and resistance
402Power2
variables: Amperes,Ohms
formula: Amperes^2*Ohms
author: Sorin Stoenescu
Calculate electric power for a given ampere and resistance
403Power3
variables: Volts,Amperes
formula: Volts*Amperes
author: Sorin Stoenescu
Calculate electric power for a given voltage and amperes
310PPM
variables: Reject,Built
formula: (Reject/Built)*1000000
author: Jackie
Parts per Million

PPM(Reject/Built)*1000000
Example:
PPM(10;100)
= 100,000
612PredkoscPrzeplywu
variables: przeplyw,srednica_rury
formula: (przeplyw/3600)/(Pi*(srednica_rury/2000) ...
author: Luka
Oblicza prdko przepywu dla podanego przepywu [m3/h] i rednicy rury [mm].
539PrezzoLordoACommMinMaxPerc
variables: NumA,PrezzoA,MinA,MaxA,PercA
formula: If(NumA*PrezzoA*PercAauthor: sIMPLYmE4U4Free
Es.: NumA = Numero di Azioni comprate; PrezzoA = Quotazione; MinA = Minimale Comm. di Acq.; MaxA = Massimale Comm. di Acq.; PercA = % di Comm. di Acq.
Es.: 100 az. a 1; Minimale 2; Massimale 25; Tasso Comm.= 0,0017 (0,17%)
540PrezzoLordoCommA
variables: NumA,PrezzoA,CommA
formula: (PrezzoA*NumA+CommA)/NumA
author: sIMPLYmE4U4Free
Calcola il prezzo Lordo di Acquisto di un Bene, noti La Quantit di beni acquistata (NumA) il Prezzo netto (PrezzoA), e il valore economico della Commissione di Acquisto CommA (es.: Quotaz. netta di unazione + le commissioni ---> Quotaz. Lorda).
541PrezzoLordoCommV
variables: NumV,PrezzoV,CommV
formula: (NumV*PrezzoV-CommV)/NumV
author: sIMPLYmE4U4Free
Calcola il prezzo Lordo di Vendita di un Bene, noti La Quantit di beni venduta (NumV) il Prezzo netto (PrezzoV), e il valore economico della Commissione di Vendita CommV (es.: Quotaz. netta di unazione - le commissioni ---> Quotaz. Lorda).
542PrezzoLordoVCommMinMaxPerc
variables: NumV,PrezzoV,MinV,MaxV,PercV
formula: If(NumV*PrezzoV*PercVauthor: sIMPLYmE4U4Free
Calcolo della quotazione effettiva di vendita di un lotto di azioni al netto delle commissioni di Vendita applicate sulla base del Minimale, e/o Massimale e/o Percentuale di commissioni applicate dallintermediario (Banca o Broker)
257ProdVec
variables: rx,ry,rz,fx,fy,fz
formula: Root((ry*fz-fy*rz)^2+(rx*fz-fx*rz)^2+(rx ...
author: TOP Industries
Vector product F1 x F2 in absolute value
543ProfitLossAV
variables: PrezzoA,PrezzoV
formula: ((PrezzoV/PrezzoA)-1)*100
author: sIMPLYmE4U4Free
Calcola il Valore percentile di Profitto o di Perdita di una operazione di Acquisto e Vendita di un bene.
Inserire nellordine i Parametri: PrezzoA (prezzo di Acquisto) e PrezzoV (Prezzo di Vendita) del Bene. Es.: ((110/100)-1)*100 = 10(%)
544ProfitLossAVTasso
variables: PrezzoA,PrezzoV
formula: (PrezzoV/PrezzoA)-1
author: sIMPLYmE4U4Free
Calcola il Valore del Tasso percentuale di Profitto o di Perdita di una operazione di Acquisto e Vendita di un bene.
Inserire nellordine i Parametri: PrezzoA (prezzo di Acquisto) e PrezzoV (Prezzo di Vendita) del Bene. Es.: 110/100-1 = 0,1
629Profx100
variables: PzzoA,PzzoV
formula: 100*(PzzoV-PzzoA)/PzzoA
author: unknown
Long: Calcolo del Profitto in Percento (%)
485PrzyspieszenieZiemskie
variables: szerokosc,wysokosc
formula: 9,780318*(1+0,0053024*Sin(szerokosc)^2-5 ...
author: MF
Oblicza przyspieszenie ziemskie na podstawie szerokoci i wysokoci geograficznej.
509quadratic1
variables: number1,number2,number3
formula: (Root(number2*number2-4*number1*number3) ...
author: Lonbo/uniking0617@gmail.com
quadratic formula (-b+(b^2-4*a*c)^(1/2))/(2*a)

quadratic1(a;b;c)
611QV
variables: P,DN,dt
formula: ((P/1,163/dt)/3600)/(Pi*(DN/2000)^2)
author: Luka
OBlicza prdko przepywu dla podanej Mocy, rednicy i Rnicy temp.
389RePercent
variables: Size1,Size2
formula: (Size1/Size2)*100
author: Nimto
406Resistance
variables: Volts,Amperes
formula: Volts/Amperes
author: Sorin Stoenescu
Calculate resistance for a given voltage and amperes
407Resistance2
variables: Volts,Watts
formula: Volts^2/Watts
author: Sorin Stoenescu
Calculate resistance for a given voltage and power (watts)
408Resistance3
variables: Watts,Amperes
formula: Watts/Amperes^2
author: Sorin Stoenescu stoenescusorin@yahoo.com
Calculate resistance for a given power (watts) and amperes
432Round
variables: Value,AfterComa
formula: If(Value>0;Int(Value*10^AfterComa+0,5)/( ...
author: Jerzy Znamirowski
Returns the rounded value to the given position after coma.
If AfterComa is negative value, returns rounded value to the dozens, hundreds, ect.

Examples:
Round(1,234;2) = 1,23
Round(-1,235;2) = -1,24
Round(1234;2) = 1200
Round(1254;2) = 1300
602Rpar
variables: R1,R2
formula: (R1*R2)/(R1+R2)
author: MF
Value of two parell connected resistors
283SANF
variables: Age
formula: 118,1-(0,57*Age)
author: nom
Cardiac Seno-atrial node frequency. (beats per minute) Age >= 70.
238shl
variables: Value,Bits
formula: Value*(2^Bits)
author: Lillyann.Chaplin@yahoo.de
Shifts the value Bits to the left
239shr
variables: Value,Bits
formula: Value/(2^Bits)
author: Lillyann.Chaplin@yahoo.de
Shifts the value Bits to the right
478Speed_RPM
variables: speed_ms,ratio,diameter_mm
formula: (speed_ms/(diameter_mm/2/1000))*ratio*(6 ...
author: Nicolas
Speed in [PRM] from Speed in [m/seg], Gearbox Ratio, and Wheel diameter [mm].
930sqfeet2acre
variables: f2
formula: f2/43560
author: Will Pittenger
Converts from square feet to acres
607SubPVM
variables: x,pvmSub
formula: x-x*pvmSub%
author: Amigo
Example:
100-100*1%=99
201TVx
variables: diagonal_inch
formula: 16*2,54*diagonal_inch/Root(16^2+9^2)
author: Robert Poucha
Width of a TV screen in 16:9 standard.
Result in [cm].
487TVy
variables: diagonal_inch
formula: 9*2,54*diagonal_inch/Root(16^2+9^2)
author: Marek F.
Height of TV screen 16:9.
387TwosComp
variables: number,bit
formula: If(number<2^bit;If(number>2^bit/2-1;-(2^ ...
author: Didier Jonkers / didier.jonkers@gmail.com
Returns the twos complement of a binary number stored in a given amount of bits.

Example:
To find the twos complement of a 4-bit number with the value 12 i.e. binary (1100):
TwoComp(12;4) = -4
OR
TwoComp(Bin(1100);4) = -4
Note: Out of range = 0
368Val_rezolutie
variables: maxdim_cm
formula: 10000/(maxdim_cm/2.54)
author: Adrian
Calculul rezolutiei optime pt printare
574VCevi
variables: Precnik_R,Duzina
formula: ((((Precnik_R/2)^2)*Pi)/2)*Duzina
author: nebojsa4@gmail.com
Zapremina valjka - cevi. Upisati precnik (R) kruga/cevi i duzinu.
576Videoquality
variables: Height,Width,Framerate,Bitspersecond
formula: Bitspersecond*1000/(Height*Width*Framera ...
author: Maple
Gives a quality factor based on the height, width, frame rate and bits per second for compressed video. (For H.264/MPEG-4 AVC keep the quality factor above 0.10 for an acceptable result and for regular MPEG-4, like Xvid, keep the factor above 0.15.)
525Vn
variables: di,w,T
formula: ((di/1000)^2*Pi/4*w*3600)*273,15/(273,15 ...
author: ortner.franz@inode.at
Berechnung Nennvolumenstrom in Rohrleitungen
404Volts
variables: Watts,Amperes
formula: Watts/Amperes
author: Sorin Stoenescu stoenescusorin@yahoo.com
Calculate voltage for a given power(watts) and amperes
405Volts2
variables: Amperes,Ohms
formula: Amperes*Ohms
author: Sorin Stoenescu stoenescusorin@yahoo.com
Calculate voltage for a given amperes and resistance
324VolumeEmLitros
variables: comprimento,altura,largura
formula: (comprimento*altura*largura)*1000
author: Silvio Ricardo (ricardokurt@hotmail.com)
Calcula o volume de um recipiente em litros (medidas recebidas em metros).
282VolumeOfRectangularTankInImpGall
variables: length,width,height,heightloss
formula: (length*width*(height-heightloss)*6.232)
author: Anthony Albert
To calculate Effective capacity of a tank
Dimensions in feet
Result in Imperial Gallons
846VoutForVoltageDivider
variables: Vpos,Vneg,R1,R2
formula: (Vpos-Vneg)*(R2/(R1+R2))
author: JnS
Calculates output voltage for basic voltage divider.
848VoutForVoltageDivider
variables: Vpos,Vneg,R1,R2
formula: Vneg+((Vpos-Vneg)*(R2/(R1+R2)))
author: JnS
Calculates output voltage for basic voltage divider.
482WaveEMC
variables: x
formula: 299792458/x
author: Marek.F
Calculates the length of electromagnetic wave in the air.
486WaveEMC
variables: Frequency_Hz
formula: 299792458/(Frequency_Hz*1,0003)
author: Marek F.
EM wave lenght [meters] in air.
622WciecieKrokwi
variables: kat,odleglosc
formula: odleglosc*((ATan((Root(2))/2*Tan(kat)))/ ...
author: kamil
Wciecie w krokwi skonej
w zalenoci od kta normalnego dachu
i odlegloci od gry krokwi do zeba dachu normalnego.
347Yards2Meters
variables: x
formula: x*0.9144
author: Will Pittenger
Converts yards to meters.
687Yards2Miles
variables: yards
formula: yards/1760
author: Will Pittenger
Converts yards into english miles.


309 © Jerzy Znamirowski

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