When typing or pasting in calcPad®, only the following characters are allowed.
A warning is displayed if you answer contains characters not in this list. Remove the unsupported characters before submitting your answer. If needed, use the pad tools to enter notation.
| Character or Range | Unicode Name | Unicode Code |
|---|---|---|
| SPACE | U+0020 | |
| ! | EXCLAMATION MARK | U+0021 |
| " | QUOTATION MARK | U+0022 |
| # | NUMBER SIGN | U+0023 |
| % | PERCENT SIGN | U+0025 |
| & | AMPERSAND | U+0026 |
| ' | APOSTROPHE | U+0027 |
| ( | LEFT PARENTHESIS | U+0028 |
| ) | RIGHT PARENTHESIS | U+0029 |
| * | ASTERISK | U+002A |
| + | PLUS SIGN | U+002B |
| , | COMMA | U+002C |
| - | HYPHEN-MINUS | U+002D |
| . | FULL STOP | U+002E |
| / | SOLIDUS | U+002F |
| 0 - 9 | DIGIT ZERO - DIGIT NINE | U+0030 - U+0039 |
| : | COLON | U+003A |
| ; | SEMICOLON | U+003B |
| < | LESS-THAN SIGN | U+003C |
| = | EQUALS SIGN | U+003D |
| > | GREATER-THAN SIGN | U+003E |
| ? | QUESTION MARK | U+003F |
| @ | COMMERCIAL AT | U+0040 |
| A - Z | LATIN CAPITAL LETTER A - LATIN CAPITAL LETTER Z | U+0041 - U+005A |
| [ | LEFT SQUARE BRACKET | U+005B |
| \ | REVERSE SOLIDUS | U+005C |
| ] | RIGHT SQUARE BRACKET | U+005D |
| ^ | CIRCUMFLEX ACCENT | U+005E |
| _ | LOW LINE | U+005F |
| a - z | LATIN SMALL LETTER A - LATIN SMALL LETTER Z | U+0061 - U+007A |
| { | LEFT CURLY BRACKET | U+007B |
| } | RIGHT CURLY BRACKET | U+007D |
| ~ | TILDE | U+007E |
| ¬ | NOT SIGN | U+00AC |
| ° | DEGREE SIGN | U+00B0 |
| · | MIDDLE DOT | U+00B7 |
| ÷ | DIVISION SIGN | U+00F7 |
| Α - Ω | GREEK CAPITAL LETTER ALPHA - GREEK CAPITAL LETTER OMEGA | U+0391 - U+03A9 |
| α - ω | GREEK SMALL LETTER ALPHA - GREEK SMALL LETTER OMEGA | U+03B1 - U+03C9 |
| • | BULLET | U+2022 |
| ℓ | SCRIPT SMALL L | U+2113 |
| ℰ | SCRIPT CAPITAL E | U+2130 |
| ∅ | EMPTY SET | U+2205 |
| − | MINUS SIGN | U+2212 |
| ∞ | INFINITY | U+221E |
| ∩ | INTERSECTION | U+2229 |
| ∪ | UNION | U+222A |
| ≤ | LESS-THAN OR EQUAL TO | U+2264 |
| ≥ | GREATER-THAN OR EQUAL TO | U+2265 |