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\variable{a} =

CALC

歷史紀錄

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計算歷史紀錄
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變數

Ans=
a=
b=
c=
d=
z=
f=
x=
y=
m=
t=
PreAns=

結果格式

科學常數

1

Proton mass

1.67262189821e-27

kg

mp

2

Neutron mass

1.67492747121e-27

kg

mn

3

Electron mass

9.1093835611e-31

kg

me

4

Muon mass

1.88353159448e-28

kg

mµ

5

Bohr radius

5.291772106712e-11

m

a₀

6

Planck constant

6.62607004081e-34

Js

h

7

Nuclear magneton

5.05078369931e-27

JT^-1

µN

8

Bohr magneton

9.27400999457e-24

JT^-1

µB

9

Planck constant,rationalized

1.05457180013e-34

Js

ℏ

10

Fine-structure constant

0.007297352566417

α

11

Classical electron radius

2.817940322719e-15

m

re

12

Compton wavelength

2.426310236711e-12

m

λc

13

Proton gyromagnetic ratio

267522190.018

s^-1T^-1

γp

14

Proton Compton wavelength

1.3214098539661e-15

m

λcp

15

Neutron Compton wavelength

1.3195909048188e-15

m

λcn

16

Rydberg constant

10973731.56850865

m^-1

R∞

17

Atomic mass constant

1.6605390402e-27

kg

u

18

Proton magnetic moment

1.410606787397e-26

JT^-1

µp

19

Electron magnetic moment

-9.28476462057e-24

JT^-1

µe

20

Neutron magnetic moment

-9.662365023e-27

JT^-1

µn

21

Muon magnetic moment

-4.490448261e-26

JT^-1

µµ

22

Faraday constant

96485.332895

Cmol^-1

F

23

Elementary charge

1.602176620898e-19

C

e

24

Avogadro constant

6.02214085774e+23

mol^-1

NA

25

Boltzmann constant

1.3806485279e-23

JK^-1

k

26

Molar volume of ideal

0.02271094713

m³mol^-1

Vm

27

Molar gas constant

8.3144598484848

Jmol^-1K^-1

R

28

Speed of light in vacuum

299792458

ms^-1

C₀

29

First radiation constant

3.74177179046e-16

Wm²

C₁

30

Second radiation constant

0.014387773683

mK

C₂

31

Stefan-Boltzmann constant

5.67036713e-8

Wm^-2K^-4

σ

32

Electric constant

8.854187817e-12

Fm^-1

ε₀

33

Magnetic constant

0.00000125663706

NA^-2

µ₀

34

Magnetic flux quantum

2.06783383113e-15

Wb

φ₀

35

Standard acceleration of gravity

9.80665

ms^-2

g

36

Conductance quantum

0.00007748091731018

S

G₀

37

Characteristic impedance of vacuum

376.730313461

Ω

Z₀

38

Celsius temperature

273.15

K

t

39

Newtonian constant of gravitation

6.6740831e-11

m³kg^-1s^-2

G

40

Standard atmosphere

101325

Pa

atm

公制轉換

1

in→cm

inch (in) ► centimeter (cm)

2

cm→in

centimeters to inches

3

ft→m

foot (ft) ► meter (m)

4

m→ft

meters to feet

5

yd→m

yard (yd) ► meter (m)

6

m→yd

meters to yards

7

mile→km

mile (mi) ► kilometer (km)

8

km→mile

kilometers to miles

9

n mile→m

10

m→n mile

11

acre→m²

acre (based on U.S. survey foot)► square meter (m²)

12

m²→acre

square meters to acres

13

gal(US)→L

gallon (U.S.) (gal) ► liter (L)

14

L→gal(US)

liters to US gallons

15

gal(UK)→L

gallon [Canadian and U.K. (Imperial)] (gal) ► liter (L)

16

L→gal(UK)

Liters to UK gallons

17

pc→km

parsec (pc) ► meter (m)

18

km→pc

19

km/h→m/s

kilometer per hour (km / h) ► meter per second (m / s)

20

m/s→km/h

meters/second to kilometers/hour

21

oz→g

ounce (avoirdupois) (oz) ► gram (g)

22

g→oz

grams to ounces

23

lb→kg

pound (troy or apothecary) (lb) ► kilogram (kg)

24

kg→lb

kilograms to pounds

25

atm→Pa

atmosphere, standard (atm) ► pascal (Pa)

26

Pa→atm

Pascals to atmospheres

27

mmHg→Pa

millimeter of mercury, conventional (mmHg) ► pascal (Pa)

28

Pa→mmHg

Pascals to millimeters of mercury

29

hp→kW

horsepower (550 ft · lbf / s) (hp) ► kilowatt (kW)

30

kW→hp

kilowatt (kW) ► horsepower (550 ft · lbf / s) (hp)

31

kgf/cm²→Pa

kilogram-force per square centimeter(kgf/cm2)) ► pascal (Pa)

32

Pa→kgf/cm²

33

kgf•m→J

34

J→kgf•m

35

lbf/in²→kPa

pound-force per square inch (psi) (lbf/in2) ► pascal (Pa)

36

kPa→lbf/in²

37

°F→°C

degree Fahrenheit (temperature) (ºF) ................... degree Celsius (ºC)

38

°C→°F

Celsius to Farenheit

39

J→cal

joule (J) ► calorieIT (calIT)

40

cal→J

calorieIT (calIT) ► joule (J)

Hyperbolic

1

Sinh(value)

Hyperbolic sine

2

Cosh(value)

Hyperbolic cosine

3

Tanh(value)

Hyperbolic tangent

4

Coth(value)

Hyperbolic cotangent

5

Sech(value)

Hyperbolic secant

6

Csch(value)

Hyperbolic cosecant

7

ArcSinh(value)

Hyperbolic arcsine

8

ArcCosh(value)

Hyperbolic arccosine

9

ArcTanh(value)

Hyperbolic arctangent

10

ArcCoth(value)

Inverse hyperbolic cotangent

11

ArcSech(value)

Inverse hyperbolic secant

12

ArcCsch(value)

Inverse hyperbolic cosecant

Additional trigonometric functions

13

Cot(expr)

the cotangent function

14

ArcCot(z)

returns the inverse cotangent of z

15

Sec(z)

returns the secant of z

16

ArcSec(z)

returns the inverse secant of z

17

Csc(z)

returns the cosecant of z

18

ArcCsc(z)

returns the inverse cosecant of z

COMPLEX

1

Arg

Argument of the complex number

2

Conjugate

Conjugate of the complex number

3

Re

Real component

4

Im

Imaginary component

5

▸r∠φ

Displays the result in polar form

6

▸a+bi

Displays the result in rectangular form

7

Abs

Returns the magnitude (modulus)

設定

重設設定確認

此操作將永久刪除您的設定並重置至預設值

小數格式

矩陣

1

插入矩陣

2

Det(matrix)

Calculates the determinant

3

Inverse(matrix)

Compute the inverse of the matrix

4

MatrixRank(matrix)

returns the rank of matrix

5

Transpose(matrix)

Transposes the matrix

6

IdentityMatrix(dimension)

Returns the identity matrix

7

RowReduce(matrix)

Return the reduced row-echelon form

8

CharacteristicPolynomial(matrix, var)

Computes the characteristic polynomial of a matrix for the variable var

9

Diagonal(list)

Computes the diagonal vector of the matrix

10

DiagonalMatrix(list)

Gives a matrix with the values in list on its diagonal and zeroes elsewhere

11

Eigenvalues(matrix)

Get the numerical eigenvalues of the matrix

12

Eigenvectors(matrix)

Get the numerical eigenvectors of the matrix

13

LeastSquares(matrix, right)

Solves the linear least-squares problem 'matrix.x = right'

14

LinearSolve(matrix, right)

Solves the linear equation system 'matrix.x = right' and returns one corresponding solution x

15

LUDecomposition(matrix)

Calculate the LUP-decomposition of a square matrix

16

NullSpace(matrix)

Returns a list of vectors that span the nullspace of the matrix

17

PseudoInverse(matrix)

Computes the Moore-Penrose pseudoinverse of the matrix. If matrix is invertible, the pseudoinverse equals the inverse

18

SingularValueDecomposition(matrix)

Calculates the singular value decomposition for the matrix

插入矩陣

矩陣維度

✖

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