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Added function geometric progression

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NarayanAdithya
2020-10-18 08:43:41 +05:30
parent 4331db74d0
commit 39d9040da2
1 changed files with 25 additions and 4 deletions
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29
mathgenerator/mathgen.py
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@@ -899,10 +899,6 @@ def dataSummaryFunc(number_values=15,minval=5,maxval=50):
var=0 var=0
for i in range(number_values): for i in range(number_values):
var+=(random_list[i]-mean)**2 var+=(random_list[i]-mean)**2
print(random_list)
print(mean)
print(var/number_values)
print((var/number_values)**0.5)
problem="Find the mean,standard deviation and variance for the data"+str(random_list) problem="Find the mean,standard deviation and variance for the data"+str(random_list)
solution="The Mean is {} , Standard Deviation is {}, Variance is {}".format(mean,var/number_values,(var/number_values)**0.5) solution="The Mean is {} , Standard Deviation is {}, Variance is {}".format(mean,var/number_values,(var/number_values)**0.5)
return problem,solution return problem,solution
@@ -920,6 +916,30 @@ def volumeSphereFunc(maxRadius = 100):
ans=(4*math.pi/3)*r*r*r ans=(4*math.pi/3)*r*r*r
solution = f"{ans} m^3" solution = f"{ans} m^3"
return problem,solution return problem,solution
def GeomProgrFunc(number_values=6,min_value=2,max_value=12,n_term=7,sum_term=5):
r=random.randint(min_value,max_value)
a=random.randint(min_value,max_value)
n_term=random.randint(number_values,number_values+5)
sum_term=random.randint(number_values,number_values+5)
GP=[]
for i in range(number_values):
GP.append(a*(r**i))
problem="For the given GP "+str(GP)+" ,Find the value of a,common ratio,"+str(n_term)+"th term value, sum upto "+str(sum_term)+"th term"
value_nth_term=a*(r**(n_term-1))
sum_till_nth_term=a*((r**sum_term-1)/(r-1))
solution="The value of a is {}, common ratio is {} , {}th term is {} , sum upto {}th term is {}".format(a,r,n_term,value_nth_term,sum_term,sum_till_nth_term)
return problem,solution
# || Class Instances # || Class Instances
# Format is: # Format is:
@@ -986,3 +1006,4 @@ sumOfAnglesOfPolygon = Generator("Sum of Angles of Polygon", 58, "Sum of angles
dataSummary = Generator("Mean,Standard Deviation,Variance", 59, "a,b,c", "Mean:a+b+c/3,Std,Var", dataSummaryFunc) dataSummary = Generator("Mean,Standard Deviation,Variance", 59, "a,b,c", "Mean:a+b+c/3,Std,Var", dataSummaryFunc)
surfaceAreaSphereGen = Generator("Surface Area of Sphere", 59, "Surface area of sphere with radius = a units is","d units^2", surfaceAreaSphere) surfaceAreaSphereGen = Generator("Surface Area of Sphere", 59, "Surface area of sphere with radius = a units is","d units^2", surfaceAreaSphere)
volumeSphere=Generator("Volume of Sphere",60,"Volume of sphere with radius r m = ","(4*pi/3)*r*r*r",volumeSphereFunc) volumeSphere=Generator("Volume of Sphere",60,"Volume of sphere with radius r m = ","(4*pi/3)*r*r*r",volumeSphereFunc)
geometricprogression=Generator("Geometric Progression",61,"Initial value,Common Ratio,nth Term,Sum till nth term =","a,r,ar^n-1,sum(ar^n-1",GeomProgrFunc)