home *** CD-ROM | disk | FTP | other *** search
- 13,10
- .MCD 11000 0
- .TXT 1 0 1 12
- 1,12
- SUMMATIONS
- .TXT 2 4 2 72
- 2,72
- To create a summation, you just press the dollar sign key ($) and fill
- in the blanks.
- .TXT 3 0 1 13
- 1,13
- Try it now:
- .TXT 0 13 1 50
- 1,50
- 1. The range variable i is already defined below
- .TXT 1 0 1 54
- 1,54
- 2. Type a dollar sign ($) to create a summation sign
- .TXT 1 0 1 62
- 1,62
- 3. Move the cursor to the bottom placeholder (■) and type: i
- .TXT 1 0 1 59
- 1,59
- 4. Move the cursor to the other placeholder and type: 1/i
- .TXT 1 0 1 48
- 1,48
- 5. Press the equals sign (=) to see the answer
- .EQN 1 -13 1 13
- ! rd=d ct=10 im=i et=3 zt=15 pr=3 mass length time charge
- i:1;10
- .EQN 6 30 4 18
- i$1/i=2.929?
- .TXT 1 -29 3 27
- 3,27
- When you're done, the
- summation should appear
- as shown at right:
- .TXT 4 22 1 27
- 1,27
- (Press [F6] to go on ...)
-