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added several floating point constants

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FeralChild64 committed 2020-02-04 22:49:01 +01:00
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STATUS.md
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@@ -225,6 +225,23 @@ Floating point mathematical routines - not official, but well known and broadly
<br />
In addition to the routines, the following floating-number constants are available at their original locations:
| Address | Name | Status | Remarks |
| :-------: | :-------------------- | :------: | :------------------------------------------------: |
| `$AEA8` | `const_PI` | DONE | π |
| `$B1A5` | `const_NEG_32768` | DONE | -32768 |
| `$B9BC` | `const_ONE` | DONE | 1.0 |
| `$B9D6` | `const_INV_SQR_2` | DONE | 1 / sqr(2) |
| `$B9DB` | `const_SQR_2` | DONE | sqr(2) |
| `$B9E0` | `const_NEG_HALF` | DONE | -0.5 |
| `$B9E5` | `const_LOG_2` | DONE | log_e(2) |
| `$BAF9` | `const_TEN` | DONE | 10.0 |
| `$BF11` | `const_HALF` | DONE | 0.5 |
| `$BFBF` | `const_INV_LOG_2` | DONE | 1 / log_e(2) |
| `$BFE8` | `const_ONE` duplicate | DONE | 1.0 |
### Other unofficial BASIC routines/locations
Not all of them - only these we want to have implemented.