Use latex as default output (#402)

* Improve combine_like_terms

* Lint fix

* add some latex to readme

* give compound_interest latex formatting

* fix compound interest readme

* update combine_like_terms readme

* combine_like_terms add delimiters

* Convert some alebra output to latex

* Add missing right] to latex

* Fix makeReadme script

* Correct det 2x2 latex

* use bmatrix for det 2x2

* update readme and bump version

* Make latex matrix one line

* made latex for most of algebra

* more latex migrations

* convert basic_math to latex

* re-generate readme

* fix double exponent

* latex for most of calculus

* Improved stationary points gen

* made cs latex

* Transform geometry to latex

* texify misc outputs

* texify statistics

* regenerate readme

* Add tex markers to linear_equations

* add list_to_tex for mult_int_22

* upgrade readme

* update list_to_tex

* add end to list_to_tex

* tweak list_to_tex, update readme

* Update README.md

* Update README.md

* lint fixes

* lint fix

* Remove tests

* texify system_of_equations

* update system_of_equations tex

* regen readme

* texify complex_quadratic

* update complex_quadratic

* regen readme

* sqrt to complex_quadratic

* complex_quadratic texify

* Update README.md

* Update README.md

* make latexbuilder

* regen readme

* fix bmatrix

* bmatrix conversions

* update readme

* use times symbol

* improve tex of prod_sci_notations

* Add missing delim to prod of sci notations

* Add missing curly brack to prod-sci-not

* lint fixes

* texify differentiation

* texify stationary points

* changed differentation to trig_differentiation

* texify stationary points

* update readme

* Remove left right from stat_points

* texify angle_btw_vectors

* update readme

* add spaces to mod operator

* Swap \\% with \\percent

* update readme

* Replace //percent with non-math %

* fix leftover \\percent

* latexify vector_cross

* change tex multiply to times

* update readme

* lint fixes

* lint fix

mathgenerator/funcs/geometry/angle_btw_vectors.py

@@ -3,7 +3,7 @@ import random
 import math
 
 
-def gen_func(maxEltAmt=20, format='string'):
+def gen_func(maxEltAmt=20):
     s = 0
     v1 = [
         round(random.uniform(0, 1000), 2)
@@ -19,19 +19,14 @@ def gen_func(maxEltAmt=20, format='string'):
     ans = 0
     try:
         ans = round(math.acos(s / mags), 2)
-        solution = str(ans) + " radians"
+        solution = f"${ans}$ radians"
     except ValueError:
         print('angleBtwVectorsFunc has some issues with math module, line 16')
         solution = 'NaN'
         ans = 'NaN'
     # would return the answer in radians
-    if format == 'string':
-        problem = f"angle between the vectors {v1} and {v2} is:"
-        return problem, solution
-    elif format == 'latex':
-        return "Latex unavailable"
-    else:
-        return v1, v2, ans
+    problem = f"angle between the vectors ${v1}$ and ${v2}$ is:"
+    return problem, solution
 
 
 angle_btw_vectors = Generator("Angle between 2 vectors", 70,