1.Android环境下写得函数计算器的源代码,工程文件
2. Android环境下的单元测试工程及源代码。供能介绍:0.输入数字
12.28 [1] [2] [.] [2] [8]
30° [3] [0] [°]
1+1i [1] [+] [2] [i]
1∠45°(角度) [1][∠] [4] [5] [°]
1∠π/3(弧度) [1][∠] [(] [const] [/] [3] [)]
注:按下[const]需要选择常数π。1.算数运算:
1 + 2 × ( 3 + 4 ) / 5
[1] [+] [2] [×] [(] [3] [+] [4] [)][/] [5] [=]
结果:3.82.三角函数运算
sin(30°) - cos(π/3)
[sin] [3] [0] [°] [)] [-] [cos][const] [/] [3] [)] [=]
结果:0
注:按下[const]需要选择常数π。3.反三角函数运算
acos(0.5)
[acos] [0] [.] [5] [)] [=]
结果:1.0471975512
转换为角度表示
[°]
结果:60°4.平方运算
5^2
[x2] [5] [=]
结果:255.立方运算
5^3
[x3] [5] [=]
结果:1256.开平方运算
√4
[2√] [4] [)] [=]
结果:27.开立方运算
3√8
[3√] [8] [)] [=]
结果:28.乘方运算
求2的8次方
[pow] [2] [,] [8] [)] [=]
结果:2569.开方运算
求256的8次方根
[root] [2] [5] [6] [,] [8] [)][=]
结果:2 10. 双曲函数运算
sinh(1) - cosh(1)
[Inv][sinh] [1] [)] [-] [Inv] [cosh][1] [)] [=]
结果:-0.36787944117111.反双曲函数运算
acosh(50)
[Inv] [acosh] [0] [.] [5] [)] [=]
结果:4.6050701709812.求和
1+2+3+4+5
[Inv] [sum] [1] [,] [2] [,] [3] [,][4] [,] [5] [)] [=]
结果:15
注:参数个数不限。13.求平均值
(1+2+3+4+5)/5
[Inv] [avg] [1] [,] [2] [,] [3] [,][4] [,] [5] [)] [=]
结果:3
注:参数个数不限。14.求阶乘
12!
[Inv] [n!] [1] [2] [)] [=]
结果:362880015.e指数运算
e^2
[Inv] [ex] [2] [=]
结果:7.3890560989316.常用对数
lg100
[Inv] [log10] [1] [0] [0] [)] [=]
结果:217.自然对数
ln100
[Inv] [loge] [1] [0] [0] [)] [=]
结果:4.6051701859918.复数运算
复数四则运算
(1 + 2i) × (3 + 4i)
[(] [1] [+] [2] [i] [)] [×] [(] [3][+] [4] [i] [)] [=]
结果:-5+10i
转换为弧度表示
[∠]
结果:11.18034∠2.0344430
转换为角度表示
[°]
结果:11.18034∠116.56505°
19.保存,使用,清除运算结果
保存运算结果
当运算成功结束后,按下[MS]键.
使用保存运算结果
按下[MR]键后,在出现的列表中选择需要的结果.
清除保存的运算结果
按下[MC]键后,在出现的列表中选择需要的结果.
20.定义,使用自己的函数
定义函数f(x,y) =sin(x) + cos(y)
[sin] [#] [1] [)] [+] [cos] [#] [2][)] [FS]
在出现的对话框中输入函数名(例如test)后从接下来出现列表中的选择函数编号(例如F1),这是对应功能键的文字就会变成相应的函数名.
使用自定义函数计算f(30°,60°)= sin(30°) + cos(60°)
[test] [3] [0] [°] [,] [6] [0] [°][)] [=]
结果:1详情参考:http://blog.csdn.net/craftsman1970/article/details/7081582
源代码,工程文件,测试代码,工程:http://download.csdn.net/detail/craftsman1970/3936698
安装包:https://et.android.com/details?id=calculator.xwg&feature=search_result#?t=W251bGwsMSwxLDEsImNhbGN1bGF0b3IueHdnIl0.
2. Android环境下的单元测试工程及源代码。供能介绍:0.输入数字
12.28 [1] [2] [.] [2] [8]
30° [3] [0] [°]
1+1i [1] [+] [2] [i]
1∠45°(角度) [1][∠] [4] [5] [°]
1∠π/3(弧度) [1][∠] [(] [const] [/] [3] [)]
注:按下[const]需要选择常数π。1.算数运算:
1 + 2 × ( 3 + 4 ) / 5
[1] [+] [2] [×] [(] [3] [+] [4] [)][/] [5] [=]
结果:3.82.三角函数运算
sin(30°) - cos(π/3)
[sin] [3] [0] [°] [)] [-] [cos][const] [/] [3] [)] [=]
结果:0
注:按下[const]需要选择常数π。3.反三角函数运算
acos(0.5)
[acos] [0] [.] [5] [)] [=]
结果:1.0471975512
转换为角度表示
[°]
结果:60°4.平方运算
5^2
[x2] [5] [=]
结果:255.立方运算
5^3
[x3] [5] [=]
结果:1256.开平方运算
√4
[2√] [4] [)] [=]
结果:27.开立方运算
3√8
[3√] [8] [)] [=]
结果:28.乘方运算
求2的8次方
[pow] [2] [,] [8] [)] [=]
结果:2569.开方运算
求256的8次方根
[root] [2] [5] [6] [,] [8] [)][=]
结果:2 10. 双曲函数运算
sinh(1) - cosh(1)
[Inv][sinh] [1] [)] [-] [Inv] [cosh][1] [)] [=]
结果:-0.36787944117111.反双曲函数运算
acosh(50)
[Inv] [acosh] [0] [.] [5] [)] [=]
结果:4.6050701709812.求和
1+2+3+4+5
[Inv] [sum] [1] [,] [2] [,] [3] [,][4] [,] [5] [)] [=]
结果:15
注:参数个数不限。13.求平均值
(1+2+3+4+5)/5
[Inv] [avg] [1] [,] [2] [,] [3] [,][4] [,] [5] [)] [=]
结果:3
注:参数个数不限。14.求阶乘
12!
[Inv] [n!] [1] [2] [)] [=]
结果:362880015.e指数运算
e^2
[Inv] [ex] [2] [=]
结果:7.3890560989316.常用对数
lg100
[Inv] [log10] [1] [0] [0] [)] [=]
结果:217.自然对数
ln100
[Inv] [loge] [1] [0] [0] [)] [=]
结果:4.6051701859918.复数运算
复数四则运算
(1 + 2i) × (3 + 4i)
[(] [1] [+] [2] [i] [)] [×] [(] [3][+] [4] [i] [)] [=]
结果:-5+10i
转换为弧度表示
[∠]
结果:11.18034∠2.0344430
转换为角度表示
[°]
结果:11.18034∠116.56505°
19.保存,使用,清除运算结果
保存运算结果
当运算成功结束后,按下[MS]键.
使用保存运算结果
按下[MR]键后,在出现的列表中选择需要的结果.
清除保存的运算结果
按下[MC]键后,在出现的列表中选择需要的结果.
20.定义,使用自己的函数
定义函数f(x,y) =sin(x) + cos(y)
[sin] [#] [1] [)] [+] [cos] [#] [2][)] [FS]
在出现的对话框中输入函数名(例如test)后从接下来出现列表中的选择函数编号(例如F1),这是对应功能键的文字就会变成相应的函数名.
使用自定义函数计算f(30°,60°)= sin(30°) + cos(60°)
[test] [3] [0] [°] [,] [6] [0] [°][)] [=]
结果:1详情参考:http://blog.csdn.net/craftsman1970/article/details/7081582
源代码,工程文件,测试代码,工程:http://download.csdn.net/detail/craftsman1970/3936698
安装包:https://et.android.com/details?id=calculator.xwg&feature=search_result#?t=W251bGwsMSwxLDEsImNhbGN1bGF0b3IueHdnIl0.
功能说明:http://blog.csdn.net/craftsman1970/article/details/7081582源代码,工程文件,测试代码,工程:http://download.csdn.net/detail/craftsman1970/3936698安装包:https://et.android.com/details?id=calculator.xwg&feature=search_result#?t=W251bGwsMSwxLDEsImNhbGN1bGF0b3IueHdnIl0.完全原创,完全奉献!!
其实写这些程序的原因就是因为工作需要。
因为是新技术,前途应该是不错吧。