thanoulis / tcalc

simple calculator written in core Tcl/Tk

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tCalc is a simple calculator written in core Tcl/Tk.

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Features

• On Top
• History
• Editable entry
• Resizable Buttons
• Full Tcl math support
• Command Line support
• Customizable precision
• Runs in GNU/Linux, Microsoft Windows and Unix (MacOS not tested)

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Constants & Functions

Constants	Description
c()	speed of light
G()	gravitational constant
g()	gravity acceleration
e()	ℇ
pi()	π
phi()	φ

Generic	Description	Altenative
inv(x)	inverse x	1/x
sqrt(x)	√x
pow(x,y)	xy	x**y
fmod(x,y)	remainder of x/y	x%y
hypot(a,b)	hypotenuse
quadf(a,b,c)	quadratic formula
abs(x)	|x|
exp(x)	ex
factorial(x)	x!
ln(x)	ln(x)
log(x)	log10(x)	log10(x)
logb(base,x)	logbase(x)
am(a,b,..)	arithmetic mean	avg(a,b,..)
gm(a,b,..)	geometric mean
hm(a,b,..)	harmonic mean
qm(a,b,..)	quadratic mean	rms(a,b,..)
round(x)	nearest integer
ceil(x)	next smallest integer
floor(x)	previous largest integer
min(x,y,..)	smallest number
max(x,y,..)	greatest number
median(x,y,..)	median number
fib(x)	fibonacci number

Trigonometric	Description	Type
sind(x)	sine	degrees
cosd(x)	cosine	degrees
tand(x)	tangent	degrees
asind(x)	arc sine	degrees
acosd(x)	arc cosine	degrees
atand(x)	arc tangent	degrees
sin(x)	sine	radians
cos(x)	cosine	radians
tan(x)	tangent	radians
asin(x)	arc sine	radians
acos(x)	arc cosine	radians
atan(x)	arc tangent	radians
sinh(x)	hyperbolic sine	radians
cosh(x)	hyperbolic cosine	radians
tanh(x)	hyperbolic tangent	radians

Economy	Description
interest(capital,interest,period)	calculate simple ROI
cinterest(capital,interest,period)	calculate compound ROI

Date/Time	Description
days(x,y)	calculate days format: %d%m%Y
hours(x,y)	calculate hours format: %H%M
dec2deg(x,y)	decimals to degrees

Convert	Description
c2f(x)	Celcius to Fahrenheit
f2c(x)	Fahrenheit to Celcius
c2k(x)	Celcius to Kelvin
k2c(x)	Kelvin to Celcius
inch2cm(x)	inches to centimeters
cm2inch(x)	centimeters to inches
yd2m(x)	yards to meters
m2yd(x)	meters to yards
ft2m(x)	feet to meters
m2ft(x)	meters to feet
mi2km(x)	miles to kilometers
km2mi(x)	kilometers to miles
btu2watt(x)	BTU to Watt
watt2btu(x)	Watt to BTU

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Screenshot

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Dependencies

Tcl version 8.6 or later.

Tk version 8.6 or later.

For Microsoft Windows users:

ActiveTcl version 8.6 or later.

For executables go to Releases section, or download the latest.

To run it, after download, right-click->Properties->Unblock.

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License

tEdit is licensed under the MIT License.

Read LICENSE for details.

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tcalc's Issues

What about ln ?

Why not ln() instead of log()

and keeping log() == log10()

?

providing the three writings : ln() / log() and also log10()

Typo : 3 / F3

proc tCalc::Bindings {}

bind all <3>
should be
bind all
??