l*******G
发帖数: 1191 | 1 anglev=3000*2*pi/60.0 %angular velocity rad/sec
dt=2*pi/anglev/600; %T/600
t=(0:dt:60); %sec %one minute total
v=25; %mm/sec
xo=0+v*t; %center of rotation
yo=xo*0;
R=10 ; %10mm away from xo, yo
angle=0+t*anglev; %angle relative to x axis
xc=xo+R*cos(angle); %center of cirlcle
yc=yo+R*sin(mod(angle,2*pi));
%draw the circle
r=5; %5mm circle
angc=(0:0.1:2*pi);
for i=1:length(t)
x=xc(i)+cos(angc)*r; %circle
y=yc(i)+s... 阅读全帖 |
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D*********t
发帖数: 5748 | 2 once QE3 stop,
the bad mortgage estate will not be bought by FED,
Huge paper lose will have to be swallowed by the mortgage company
most of these investments companies will lost big....
however, it will be bottomed soon after the QE3 expired,
then good chance!
NLY is a good company, its holding is not very bad at all.
ANGC is doomed |
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A**C
发帖数: 505 | 4 Treasury sells $21 bln in 10-year debt at 2.926%
41 min ago - Ben Eisen |
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A**C
发帖数: 505 | 6
bond 有买家啊，yield 跌，ＡＧＮＣ ｂｏｏｋ ｖａｌｕｅ 涨 |
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