Sketchpad MFS Syntax Diagrams

The following syntax diagrams represent the grammar of Sketchpad Mathematics Formatting System (MFS). This grammar is used to parse MFS on Web Sketchpad to convert it to either HTML with CSS or MathML. The diagrams were generated from an online tool at railroad.my28msec.com.

start:

expr:

• abs
• bracket
• curly
• fraction
• horizontal
• paren
• root
• start
• style
• sub
• super
• vertical

abs:

• expr

bracket:

• expr

curly:

• expr

fraction:

• expr

horizontal:

• expr

paren:

• expr

root:

• expr

style:

• expr

sub:

• expr

super:

• expr

vertical:

• expr

blankline:

• expr

future

• expr

parameter:

• expr

stylespec:

• style

symbol:

• expr

text:

• expr