速報APP / 工具 / RPNator

RPNator

價格:免費

更新日期:2013-02-27

檔案大小:88k

目前版本:1.6

版本需求:Android 2.3.3 以上版本

官方網站:https://bitbucket.org/ortfero/rpnator/wiki/Home

Email:ortfero@gmail.com

RPNator(圖1)-速報App

Features:

- Minimalistic design with large buttons.

- Long press for alternate function.

- Postfix notation (to calculate 2*3+4*5, press 2, ENTER, 3, *, 4, ENTER, 5, *, +).

- Unlimited stack.

- Three-line display.

- 16 digits precision.

Operations:

CE / AC - clear entry / clear all stack

LOAD / save - copy saved number to the top / save the current number

ENTER / drop - add the current number to the top / remove the top number

sin / asin - sine / arcsine

RPNator(圖2)-速報App

cos / acos - cosine / arccosine

tan / atan - tangent / arctangent

exp / pow - exponential / nth power function

sqrt/ cbrt - square / cube root

x^2 / x^3 - square / cube

1/x / root - 1/x / nth root

ln / log - natural logarithm / logarithm to base n

n! - factorial of n (n -- n!)

ncr - number of different, unordered combinations of r objects from a set of n objects (n r -- nCr)

npr - number of possibilities for choosing an ordered set of r objects (a permutation) from a total of n objects (n r -- nPr)

rand - random number in a range (a b -- random from a to b)

rad - convert from degrees to radians ( x -- x * pi / 180)

deg - convert from radians to degrees ( x -- x * 180 / pi)

pi - enter the PI number ( -- pi)