W01hw.pdf - Problem 4 In 1 := f t y := y In 2 := A =...

Problem 4
In[1]:=
f [ t _ , y _] : = y
In[2]:=
A = VectorPlot [{ 1, f [ t, y ]} , { t, - 5, 5 } , { y, - 5, 5 }]
Out[2]=
- 4 - 2 0 2 4
- 4
- 2
0
2
4
This Slope Field is unstable
y=0
Problem 5
In[3]:=
f [ t _ , y _] : = y - t
Printed by Wolfram Mathematica Student Edition

In[4]:=
A = VectorPlot [{ 1, f [ t, y ]} , { t, - 5, 5 } , { y, - 5, 5 }]
Out[4]=
- 4 - 2 0 2 4
- 4
- 2
0
2
4
This Slope Field is unstable as well
No Equalibrium
Problem 6
In[5]:=
f [ t _ , y _] : =