#### Re: Mathematic equations and NVDA

Goly Rabbanim <goly@...>

Hello Michael,
I don’t find enough words to thank you!
Going to read once again your suggestions and try all the steps
Thank you very much and to be continued :)
Goly.

-----Original Message-----
From: nvda@nvda.groups.io [mailto:nvda@nvda.groups.io] On Behalf Of Michael
Sent: Monday, January 08, 2018 5:25 PM
To: nvda@nvda.groups.io
Subject: Re: [nvda] Mathematic equations and NVDA

Hello again Goly,
Here are some useful mathematical symbols.Depending on what you are reading, you may not need but a small portion of them.
Unicode symbols for mathematics
? ?  ק ? ? ? ? ? ? ?
?,
?
?
? next doubleintegral222c
?integral

? ,ContourIntegral,?,
Surface integral ?
?Volume integral,?
Clockwise integral 2231
Clockwise contour integral 2232
Anticlockwise contour integral 2233

Mathematical symbols
]Unary operators[

? 221A radic, Sqrt, radical, square root ? 221B cube root ? 221C fourth root ± 00B1 plus or minus ? 2213 minus or plus ' 2032 prime, derivative ? 2033 Prime, double prime ? 2034 tprime, triple prime ? 220F N-ary product ? 2211 N-ary summation

Binary operators

? 2212 minus
 00D7 multiplication sign
? 22C5 sdot
? 2215 division slash
ק 00f7 division sign

Relationships[
edit
]
? 221D prop, propto, Proportional, vprop, varpropto, proportional to ? 2223 divides ? 2224 does not divide ? 2243 asymptotically equal to
? 2244 not asymptotically equal to
? 2245 approximately equal to
? 2246 approximately but not actually equal to ? 2247 neither approximately nor actually equal to ? 2248 almost equal to ? 2249 not almost equal to ? 225C trie, triangleq, delta equal to ? 225D equal to by definition ? 225F equest, checked equal to ? 2260 ne, NotEqual, not equal to ? 2261 equiv, Congruent, equivalent to ? 2264 less-than or equal to ? 2265 greater-than or equal to ? 226A much less than ? 226B much greater than

Calculus, Vector Calculus, Differential Equations[

? 221E infinity
? 2202 partial differential
? 222B integral
? 222C double integral
? 222D triple integral
? 222E contour integral
? 222F surface integral
? 2230 volume integral
? 2231 clockwise integral
? 2232 clockwise contour integral
? 2233 anticlockwise contour integral
? 2207 nabla, Del, backward difference, gradient

Sets[
edit
]
? 2282 subset, included in, proper subset ? 2283 superset, includes, proper superset ? 2286 subset of or equal to ? 2287 superset or equal to ? 2284 notin set ? 2229 intersection ? 222A union ? 2208 isin, isinv, Element, in, element of (large symbol) ? 220A element of (small symbol) ? 2209 notin, NotElement, notinva, not element of ? 220B niv, ReverseElement, ni, SuchThat, contains as member (large symbol) ? 220D contains as member (small symbol) ? 220C notni, notniva, NotReverseElement, does not contain as member ? 2205 empty, emptyset, emptyv, varnothing, empty set

Mathematical typography[
edit
]
? 22EE vellip, vertical ellipsis
? 22EF hellip, horizontal ellipsis
? 22F0 utdot, rising dots, up right diagonal ellipsis ? 22F1 dtdot, falling dots, down right diagonal ellipsis ? 27E8, left angle bracket ? 27E9, right angle bracket

Logic[
edit
]
¬ 00AC not sign
? 2227 Logical AND
? 2228 Logical OR
? 220E, END OF PROOF
? 2234, THEREFORE , there4, therefore, Therefore ? 2235, BECAUSE , becaus, because, Because ? 2200, FOR ALL , forall, ForAll ? 2203, THERE EXISTS , exist, Exists ? 2204, THERE DOES NOT EXIST , nexist, NotExists, nexists

Geometry[
edit
]
? 2220 ang, angle
? 2221 angmsd, measured angle
? 2222 spherical angle
? 27C2 perpendicular to
? 221F right angle

Other[
edit
]
° 00B0 degree
µ 00B5 micro
? 03C0 Greek small letter pi
? 2113 Small script letter L, litre.

Typography[

table with 2 columns and 60 rows
§
alt789 section

00B6 paragraph
.
00B7 interpunct, middle dot
¼
00BC one-quarter
½
00BD one-half
¾
00BE three-quarters
?
2012 figure dash
-
2013 en dash
-
2014 em dash
?
2015 quotation dash
'
2018 left single quote
'
2019 right single quote, apostrophe
,
201A low-9 single quote
"
201C left double quote
"
201D right double quote
"
201E low-9 double quote
?
2020 dagger
?
2021 double dagger
.
2022 bullet
.
2026 ellipsis
?
203D interrobang
?
2042 asterism
?
2150 one-seventh
?
2151 one-ninth
?
2152 one-tenth
?
2153 one-third
?
2154 two-thirds
?
2155 one-fifth
?
2156 two-fifths
?
2157 three-fifths
?
2158 four-fifths
?
2159 one-sixth
?
215A five-sixths
?
215B one-eighth
?
215C three-eighths
?
215D five-eighths
?
215E seven-eighths
?
215F fraction numerator one
?
2190 left arrow
?
2191 up arrow
?
2192 right arrow
?
2193 down arrow
?
23CE carriage return symbol
?
232B erase to the left (backspace)
?
2423 space symbol
?
25A1 square
?
2605 starf, bigstar, black star
?
2606 white star
?
26E4 pentagram
?
2610 ballot box
?
2611 ballot box with check
?
2612 ballot box with X
?
261B black right pointing finger
?
261E white right pointing finger
?
269C fleur-de-lys
?
2713 check mark
?
2717 cross mark
?
2E3A two-em dash
?
2E3B three-em dash
?
3003 ditto
table end

-----Original Message-----
From: nvda@nvda.groups.io [mailto:nvda@nvda.groups.io] On Behalf Of
Goly Rabbanim
Sent: Monday, January 08, 2018 2:01 AM
To: nvda@nvda.groups.io
Subject: [nvda] Mathematic equations and NVDA

Hello Dear Group;