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Message: <blockquote data-quote="Heshankavindu" data-source="post: 20462292" data-attributes="member: 165669"><p><strong><span style="font-size: 18px"><span style="color: Red">Ureka Ureka </span></span></strong></p><p><strong></strong></p><p><strong># In[1]:</strong></p><p><strong></strong></p><p><strong>from numpy import *</strong></p><p><strong></strong></p><p><strong></strong></p><p><strong># In[12]:</strong></p><p><strong></strong></p><p><strong>x = array([1,2,3,4,5,6,7,8,9,10,11,12])</strong></p><p><strong>y = array([0.783,0.211,0.120,-0.325,-0.470,-0.826,-1.043,-1.260,-1.314,-1.736,-2.109,-2.711])</strong></p><p><strong></strong></p><p><strong></strong></p><p><strong># In[3]:</strong></p><p><strong></strong></p><p><strong>from scipy.interpolate import *</strong></p><p><strong></strong></p><p><strong></strong></p><p><strong># In[15]:</strong></p><p><strong></strong></p><p><strong>p4 = polyfit(x,y,4)              //fit our data(x,y) to a fourth degree polynomial</strong></p><p><strong></strong></p><p><strong></strong></p><p><strong># In[16]:</strong></p><p><strong></strong></p><p><strong>print (p4)</strong></p><p><strong></strong></p><p><strong></strong></p><p><strong># In[6]:</strong></p><p><strong></strong></p><p><strong>from  matplotlib.pyplot import *</strong></p><p><strong></strong></p><p><strong></strong></p><p><strong># In[7]:</strong></p><p><strong></strong></p><p><strong>%matplotlib inline</strong></p><p><strong></strong></p><p><strong></strong></p><p><strong># In[17]:</strong></p><p><strong></strong></p><p><strong>plot(x,y,'o')                   //this is the plot of our data set</strong></p><p><strong></strong></p><p><strong></strong></p><p><strong># In[18]:</strong></p><p><strong></strong></p><p><strong>plot(x,y,'o')</strong></p><p><strong>xp = linspace(0,12,1000)        //devided the x line into 1000 parts for smooth p4 line by makeing an array             </strong></p><p><strong>plot(xp,polyval(p4,xp),'b--')   //plot p4 with xp, b=blue and --=dash line</strong></p><p><strong></strong></p><p><strong></strong></p></blockquote><p></p>

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