{"issue":{"state":"open","pull_request":{"diff_url":null,"html_url":null,"patch_url":null},"milestone":null,"user":{"avatar_url":"https://secure.gravatar.com/avatar/124ed6edd825a67c0aa3b5df8889d264?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png","gravatar_id":"124ed6edd825a67c0aa3b5df8889d264","url":"https://api.github.com/users/BillFoster","login":"BillFoster","id":750780},"updated_at":"2011-10-31T08:21:50Z","labels":[],"assignee":null,"closed_at":null,"comments":2,"url":"https://api.github.com/repos/numbas/Numbas/issues/73","body":"Arises in taking modulus of a complex number to a power in the form {(z1*conj(z1))^c1} -  gave me 1000.000000003 or some such where z1 is a complex number such as 3+i and c1 =6. Had to round it. Would have been better to take (re(z1)^2+im(z1)^2)^3 or abs(z1)^6 as they give integers - but......","html_url":"https://github.com/numbas/Numbas/issues/73","title":"rounding errors?","number":73,"id":2092486,"created_at":"2011-10-30T22:22:17Z"},"action":"created","comment":{"user":{"avatar_url":"https://secure.gravatar.com/avatar/89bff1e11b5b05f03f8a92ee8efe16dc?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png","gravatar_id":"89bff1e11b5b05f03f8a92ee8efe16dc","url":"https://api.github.com/users/christianp","login":"christianp","id":19513},"updated_at":"2011-10-31T08:21:50Z","url":"https://api.github.com/repos/numbas/Numbas/issues/comments/2574389","body":"Anyway anyway, this is almost definitely related to #72.","id":2574389,"created_at":"2011-10-31T08:21:50Z"}}