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1.
Matrix Algebra
on 17.03.19
1.
with variables
`[[2x,3y],[3x,4z]]`
2.
with complex numbers
`[[-5i,3i],[4i,5i]]`
3.
with surds
`[[1/sqrt(2),sqrt(2)],[4,-5]]`
2. PERT and CPM
1.
Network diagram
on 10.03.19
2.
Critical path, Total float, Free float, Independent float
on 10.03.19
3.
Project scheduling with uncertain activity times (Optimistic, Most likely, Pessimistic)
on 10.03.19
4.
Project crashing to solve Time-Cost Trade-Off with fixed Indirect cost
on 10.03.19
5.
Project crashing to solve Time-Cost Trade-Off with varying Indirect cost
on 10.03.19
2. Transportation Problem
3.
Heuristic method-1
on 07.01.19
4.
Heuristic method-2
on 07.01.19
5.
Row minima method
on 24.12.18
6.
Column minima method
on 24.12.18
7.
Russell's approximation method
on 24.12.18
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Method and examples
Method
1. Substitution Method
2. Elimination Method
3. Cross Multiplication Method
4. Addition-Subtraction Method
5. Inverse Matrix Method
6. Cramer's Rule
7. Graphical Method
Graphical Method
Solve linear equation in two variables by Graphical Method
Equation-1
Equation-2
`12x+5y=7` and `2x+3y-5=0`
`x+y=2` and `2x+3y=4`
`7y+2x-11=0` and `3x-y-5=0`
`2x+7y-11=0` and `3x-y-5=0`
`3x-y=3` and `7x+2y=20`
`2x-y=11` and `5x+4y=1`
`2x-7y=1` and `4x+3y=15`
`3x-5y=1` and `5x+2y=19`
`5x+8y=9` and `3y+2x=4`
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