In [1]:

    

require 'mathmas'


    

    
Out[1]:











    
Out[1]:





true

In [2]:

    

include Mathmas


    

    
Out[2]:





Object

In [3]:

    

expr = 1/x


    

    
Out[3]:




 $$\frac{1}{x}$$ 

In [4]:

    

expr.exec(x: 3)


    

    
Out[4]:





(1/3)

In [14]:

    

expr.exec(x: 1)


    

    
Out[14]:





1

In [5]:

    

f(x) <= 1/x


    

    
Out[5]:




 $$\frac{1}{x}$$ 

In [6]:

    

f


    

    
Out[6]:




 $$f(x) = \frac{1}{x}$$ 

In [7]:

    

f(3)


    

    
Out[7]:





(1/3)

In [9]:

    

f.plot(x: 1..3)


    

    




["x"]





    
Out[9]:

In [11]:

    

g(x, y) <= (x + y)/(x**3 + y**2)


    

    
Out[11]:




 $$(x + y)*(\frac{1}{(x^3 + y^2)})$$