| 摘要 |
PROBLEM TO BE SOLVED: To provide a computer that does not need to activate a window of a virtual electronic system desk top computer and a window of programs such as a table calculation program or a data base program in turn and can complete selection of data and calculation result only with a mouse operation. SOLUTION: It is constituted that selected data are stored in a RAM 3 in accordance with data on a CRT 4 are selected by a left, click (the first operation) of a mouse 5 with data displayed on the CRT 4 by programs such as a table calculation program or a data base program, that plural kinds of operation equations are displayed by a right click (the second operation) of the mouse 5 and that an MPU 1 for operating the data stored in the RAM 3 as a variable of the selected operation equation in accordance with any equation selected out of the operation equations displayed by the left click (the first operation) of the mouse 5 is provided. |
