Some minor cleanups

draft-savage-ppm-3phm-mpc.md

@@ -528,7 +528,7 @@ dot-product of two vectors, one of which is known to both `P_=` and
 Rearranging terms:
 
 ~~~ pseudocode
-x_-·y_+ ⊕ (x_-·y_- ⊕ z_- ⊕ r_- ) ⊕ x_+·y_- ⊕ r_+ = 0
+x_-·y_+ ⊕ (x_-·y_- ⊕ z_- ⊕ r_-) ⊕ x_+·y_- ⊕ r_+ = 0
 ~~~
 
 Define:
@@ -540,7 +540,7 @@ e_- = x_-·y_- ⊕ z_- ⊕ r_-
 Then:
 
 ~~~ pseudocode
-(x_-·y_+ ⊕ e_- ) ⊕ (x_+·y_- ⊕ r_+) = 0
+(x_-·y_+ ⊕ e_-) ⊕ (x_+·y_- ⊕ r_+) = 0
 ~~~
 
 Using: `x ⊕ y = x·(1 - 2·y) + y`
@@ -597,9 +597,9 @@ From this point, each party can compute the vectors that they are able to.
 `P_=` and `P_-` both compute `g_i` as follows:
 
 ~~~ pseudocode
-g_1 = -2·x_-·y_-·(1 - 2·e_- )
-g_2 = y_-·(1 - 2·e_- )
-g_3 = x_-·(1 - 2·e_- )
+g_1 = -2·x_-·y_-·(1 - 2·e_-)
+g_2 = y_-·(1 - 2·e_-)
+g_3 = x_-·(1 - 2·e_-)
 g_4 = -½(1 - 2·e_-)
 ~~~
 

fix-sub.py

@@ -10,8 +10,8 @@
 
 blockcode = re.compile(r"^(~~~~*) *(\w+)$")
 inlinecode = re.compile(r"(?:^|(?<=[^\\]))`")
-sub = re.compile(r"(?:<sub>([" + chars + r"]+)</sub>|(?<=\w)_([" + chars + r"]))")
-sup = re.compile(r"(?:<sup>([" + chars + r"]+)</sup>|(?<=\w)\^([" + chars + r"]))")
+sub = re.compile(r"(?:<sub>([" + chars + r"]+)</sub>|(?<=[\w\)])_([" + chars + r"]))")
+sup = re.compile(r"(?:<sup>([" + chars + r"]+)</sup>|(?<=[\w\)])\^([" + chars + r"]))")
 
 def warn(msg, **kwargs):
     print(msg, file=sys.stderr, **kwargs)