--- loncom/html/adm/help/tex/Significant_Figures.tex	2013/07/08 03:27:54	1.4
+++ loncom/html/adm/help/tex/Significant_Figures.tex	2013/09/09 20:57:01	1.6
@@ -4,7 +4,7 @@ figures there are in the problem, as eit
 acceptable values, expressed as \textbf{min,max}. The system will check to
 make sure that the student's answer contains this many significant digits,
 useful in many scientific calculations. For example, if the computer answer is {}``1.3'',
-ane the problem requests three significant digits, specified by (entered without quotes) 
+and the problem requests three significant digits, specified by (entered without quotes) 
 {}``3'',  the system will require the students to type {}``1.30'',
 even though numerically, {}``1.3'' and {}``1.30'' are the same. A significant
 figure specification of (entered without quotes) {}``3,4'' means both {}``1.30'' and {}``1.300''
@@ -19,7 +19,7 @@ format attribute in the numericalrespons
 Then LON-CAPA separately applies that number of significant
 figures to the computer answer, and if that result
 falls outside the range specified in the significant digit parameter, 
-it "grades" the computer answer as SIG_FAIL (i.e., not correct). This helps assure
+it "grades" the computer answer as SIG\_FAIL (i.e., not correct). This helps assure
 that you have enough significant digits in the formatted answers you display to the students.
 It is a good idea to use the problem testing environment to test plenty of different
 randomizations to make sure that your format and sig digits parameters are compatible.