Merge pull request #365 from jsun1590/main

Added generator for multiplying 2 numbers in scientific notation form

README.md

@@ -191,6 +191,7 @@ This creates the pdf `ws.pdf` in your current directory
 | 102 | [Minute to Hour conversion](https://github.com/lukew3/mathgenerator/blob/main/mathgenerator/funcs/misc/minutes_to_hours.py) | Convert 233 minutes to Hours & Minutes | 3 hours and 53 minutes | minutes_to_hours | `maxMinutes=999`  |
 | 106 | [signum function](https://github.com/lukew3/mathgenerator/blob/main/mathgenerator/funcs/misc/signum_function.py) | signum of -103 is = | -1 | signum_function | `min=-999` `max=999`  |
 | 109 | [Binomial distribution](https://github.com/lukew3/mathgenerator/blob/main/mathgenerator/funcs/misc/binomial_distribution.py) | A manufacturer of metal pistons finds that, on average, 31.73% of the pistons they manufacture are rejected because they are incorrectly sized. What is the probability that a batch of 11 pistons will contain no more than 5 rejected pistons? | 90.06 | binomial_distribution | ``  |
+| 115 | [Product of scientific notations](https://github.com/lukew3/mathgenerator/blob/main/mathgenerator/funcs/misc/product_of_scientific_notations.py) | Product of scientific notations 5.12x10^93 and 6.28x10^73 = | 3.22x10^167 | product_of_scientific_notations | `minExpVal=-100` `maxExpVal=100` |
 ## statistics
 | Id   | Skill | Example problem | Example Solution | Function Name | Kwargs |
 |------|-------|-----------------|------------------|---------------|--------|

mathgenerator/funcs/misc/__init__.py

@@ -25,3 +25,4 @@ from .quotient_of_power_same_power import *
 from .set_operation import *
 from .signum_function import *
 from .surds_comparison import *
+from .product_of_scientific_notations import *

mathgenerator/funcs/misc/product_of_scientific_notations.py

@@ -0,0 +1,25 @@
+from .__init__ import *
+
+
+def gen_func(minExpVal=-100, maxExpVal=100, format='string'):
+    a = [round(random.uniform(1,10), 2), random.randint(minExpVal, maxExpVal)]
+    b = [round(random.uniform(1,10), 2), random.randint(minExpVal, maxExpVal)]
+    c = [a[0]*b[0], a[1]+b[1]]
+
+    if c[0] >= 10:
+        c[0] /= 10
+        c[1] += 1
+
+    if format == 'string':
+        problem = "Product of scientific notations " + \
+            str(a[0])+"x10^"+str(a[1]) + " and " + str(b[0])+"x10^"+str(b[1]) + " = "
+        solution = str(round(c[0], 2))+"x10^"+str(c[1])
+        return problem, solution
+    elif format == 'latex':
+        return "Latex unavailable"
+    else:
+        return a, b, c
+
+
+product_of_scientific_notations = Generator("Product of scientific notaions", 115, gen_func,
+                             ["minExpVal=-100", "maxExpVal=100"])