ESS_GUIESS_GUI_DocsESS_GUI_batch_fittingESS_GUI_bumps_abstractionESS_GUI_iss1116ESS_GUI_iss879ESS_GUI_iss959ESS_GUI_openclESS_GUI_orderingESS_GUI_sync_sascalccostrafo411magnetic_scattrelease-4.1.1release-4.1.2release-4.2.2release_4.0.1ticket-1009ticket-1094-headlessticket-1242-2d-resolutionticket-1243ticket-1249ticket885unittest-saveload
Last change
on this file since 06290c8 was
be0ea2a,
checked in by Mathieu Doucet <doucetm@…>, 16 years ago
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Test data for all plot scales
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-
Property mode set to
100644
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File size:
990 bytes
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Rev | Line | |
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[be0ea2a] | 1 | import math |
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| 2 | |
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| 3 | # log(x) |
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| 4 | def from_log10(x, y=0): |
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| 5 | return math.pow(10.0, x) |
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| 6 | def err_log10(x, y, dx, dy): |
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| 7 | return math.pow(10.0, x)*dx |
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| 8 | |
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| 9 | # ln(x) |
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| 10 | def from_lnx(x, y=0): |
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| 11 | return math.exp(x) |
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| 12 | def err_lnx(x, y, dx, dy): |
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| 13 | return math.exp(x)*dx |
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| 14 | |
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| 15 | # x^2 |
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| 16 | def from_x2(x, y=0): |
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| 17 | return math.sqrt(x) |
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| 18 | def err_x2(x, y, dx, dy): |
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| 19 | return 0.5*dx/math.sqrt(x) |
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| 20 | |
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| 21 | # 1/x |
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| 22 | def from_inv_x(x, y=0): |
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| 23 | return 1.0/x |
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| 24 | def err_inv_x(x, y, dx, dy): |
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| 25 | return 1.0/(x**2)*dx |
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| 26 | |
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| 27 | # 1/sqrt(y) |
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| 28 | def from_inv_sqrtx(x, y=0): |
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| 29 | return 1.0/x**2 |
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| 30 | def err_inv_sqrtx(x, y, dx, dy): |
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| 31 | return 2.0*math.pow(x,-3.0)*dx |
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| 32 | |
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| 33 | # ln(xy) |
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| 34 | def from_lnxy(x, y): |
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| 35 | return math.exp(x)/y |
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| 36 | def err_lnxy(x, y, dx, dy): |
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| 37 | return math.exp(x)/y*dx |
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| 38 | |
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| 39 | # ln(xy2) |
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| 40 | def from_lnx2y(x, y): |
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| 41 | return math.exp(x)/y**2 |
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| 42 | def err_lnx2y(x, y, dx, dy): |
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| 43 | return math.exp(x)/y**2*dx |
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| 44 | |
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| 45 | # ln(xy4) |
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| 46 | def from_lnx4y(x, y): |
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| 47 | return math.exp(x)/y**4 |
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| 48 | def err_lnx4y(x, y, dx, dy): |
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| 49 | return math.exp(x)/y**4*dx |
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| 50 | |
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