# sign function

drillable.com › aa-usno-navy-mil › easter › sign function.
As of the index built 10 Sep 2026, 05:14 UTC · [cites, never asserts](/standing).
Source: The Date of Easter, by https://aa.usno.navy.mil.
MCP https://mcp.drillable.com · [html](/e/aa-usno-navy-mil/easter/sign-function.html) · [markdown](/e/aa-usno-navy-mil/easter/sign-function.md) · [json](/e/aa-usno-navy-mil/easter/sign-function.json) · [discovery](/.well-known/drillable.json) · [guide](/llms.txt)

## Records (4)

By drillable.com ([llm-extract/1](/standing#methods)); scored precision 1.00, recall 0.33 on the harness's last sample of 33.

- **definition** = serves to extract the algebraic sign from a number · [quote](/r/sha256:0ea06c460e132dce27767749331ab2b7649d9da866cdf6c1b89434770c6a2421?trace&start=2876&end=2945) · [sha256:ceac5a386e2218c2…](/r/sha256:ceac5a386e2218c2d87a6d8d3c24d80377f494f91bf905a0d18ee78beb10127f)
- **example** = sign(247) = 1; sign(-6.28) = -1 · [quote](/r/sha256:0ea06c460e132dce27767749331ab2b7649d9da866cdf6c1b89434770c6a2421?trace&start=2946&end=2988) · [sha256:e17a6748a747e3f7…](/r/sha256:e17a6748a747e3f727729cd0d013b9c1a8d3ea83cce3be0322968dc8def6ead4)
- **note** = sign(247) = 1; sign(-6.28) = -1 · [quote](/r/sha256:0bd3a72cedd1d87b41bd9877a952019a12b35393c2f2b5dad08dea44d1ef3d36?trace&start=3011&end=3053) · [sha256:b4e9e571cde90044…](/r/sha256:b4e9e571cde90044300bf753b3cf03e2ff27afed7c403f3aad1cfa9192d81acc)
- **definition** = serves to extract the algebraic sign from a number [superseded] · [quote](/r/sha256:0bd3a72cedd1d87b41bd9877a952019a12b35393c2f2b5dad08dea44d1ef3d36?trace&start=2940&end=3009) · [sha256:fe6520236d638d02…](/r/sha256:fe6520236d638d02029afb9ca98f70863413d1f44d1543e138fc990314e96a80)

Everything here is a record by a named reader, arranged; where readers disagree, both are shown.
No reader has asserted a label for it; the title is its address.

---
[standing](/standing) · Drillable™ is a trademark of Drillable LLC.