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↓ ABCD schemes
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table of coefficients (about 18 digits) (.txt) AB scheme, real: Emb 4/3 AK s
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s=5, p=4, symmetric (Auzinger/Koch 2015)
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best symmetric 5-stage 4th order scheme
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LEM: 0.2
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| i | ai | bi |
| 1 | 0.267171359000977615 | -0.361837907604416033 |
| 2 | -0.0338279096695056672 | 0.861837907604416033 |
| 3 | 0.5333131013370561044 | b2 |
| 4 | a2 | b1 |
| 5 | a1 | 0 |
Associated scheme:
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s=5, p=3, optimized
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LEM: 0.03
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| i | ai,associated | bi,associated |
| 1 | 0.267171359000977615 | -0.361837907604416033 |
| 2 | -0.0338279096695056672 | 0.861837907604416033 |
| 3 | 0.5333131013370561044 | 0.395088376480991403 |
| 4 | a1 | b1 |
| 5 | a2 | 0.466749531123424630 |
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