Search found 4 matches
- Tue Jul 05, 2005 8:40 am
- Forum: Vensim
- Topic: Ageing chain - Timing process
- Replies: 1
- Views: 2931
Ageing chain - Timing process
Hi, In attachment you will find an ageing chain of the bulk fleet. The idea is that i want to distinguish between the fleet (stock of vessels) and the active fleet. Their difference is in the Lay up of vessels (happens when age fleet > marginal age vessel). I succeeded in modelling this albeit their...
- Mon Sep 20, 2004 2:37 pm
- Forum: Vensim
- Topic: Two dimensional lookup
- Replies: 2
- Views: 5135
Two dimensional lookup
Hi, I would like to be able to make a lookup with two variables. On the basis of an oil price difference and a hedging time period, a premium should be calculated (with interpolation for other months between 3 and 9). Rather than using different (consecutive) lookups, is there a good way to implemen...
- Fri Mar 26, 2004 8:14 pm
- Forum: Vensim
- Topic: Shift if true
- Replies: 11
- Views: 9649
Shift if true
Hi,
Is it possible that in future Vensim versions, the shift if true function will be made more enjoyable ;-( or replaced by another function which places something new at the end of the array? Because now every variable linked must be adjusted with this SIT-function?
Thanks
Is it possible that in future Vensim versions, the shift if true function will be made more enjoyable ;-( or replaced by another function which places something new at the end of the array? Because now every variable linked must be adjusted with this SIT-function?
Thanks
- Fri Mar 26, 2004 7:55 pm
- Forum: Vensim
- Topic: Cycle Time
- Replies: 3
- Views: 6323