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28 | 28 | "particle velocity, and particle displacement, are simulated.\n",
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29 | 29 | "The first two quantities are computed with\n",
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30 | 30 | "\n",
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31 |
| - "- `sfs.mono.source.pulsating_sphere()` and\n", |
32 |
| - "- `sfs.mono.source.pulsating_sphere_velocity()`,\n", |
| 31 | + "- [sfs.mono.source.pulsating_sphere()](../sfs.mono.source.rst#sfs.mono.source.pulsating_sphere) and \n", |
| 32 | + "- [sfs.mono.source.pulsating_sphere_velocity()](../sfs.mono.source.rst#sfs.mono.source.pulsating_sphere_velocity)\n", |
| 33 | + "\n", |
| 34 | + "while the last one can be obtained by using\n", |
| 35 | + "\n", |
| 36 | + "- [sfs.util.displacement()](../sfs.util.rst#sfs.util.displacement)\n", |
33 | 37 | "\n",
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34 |
| - "while the last one can be obtained by using `sfs.util.displacement()`\n", |
35 | 38 | "which converts the particle velocity into displacement.\n",
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36 | 39 | "\n",
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37 | 40 | "A couple of additional functions are implemented in\n",
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38 | 41 | "\n",
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39 |
| - "[`animations_pulsating_sphere.py`](animations_pulsating_sphere.py)\n", |
| 42 | + "- [animations_pulsating_sphere.py](animations_pulsating_sphere.py)\n", |
40 | 43 | "\n",
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41 | 44 | "in order to help creating animating pictures, which is fun!"
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42 | 45 | ]
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261 | 264 | "Notice that the sound pressure exceeds\n",
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262 | 265 | "the atmospheric pressure ($\\approx 10^5$ Pa), which of course makes no sense.\n",
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263 | 266 | "This is due to the large amplitude (50 mm) of the pulsating motion.\n",
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264 |
| - "Although quite unrealistic, it makes easier to observe the particle movements\n", |
| 267 | + "It was chosen to better visualize the particle movements\n", |
265 | 268 | "in the earlier animations.\n",
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266 | 269 | "\n",
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267 | 270 | "For 1 kHz, the amplitude corresponding to a moderate sound pressure,\n",
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268 |
| - "let say 1 Pa, is in order of micrometer.\n", |
269 |
| - "Since it is very small compared to the corresponding wavelength (0.343 m),\n", |
| 271 | + "let say 1 Pa, is in the order of micrometer.\n", |
| 272 | + "As it is very small compared to the corresponding wavelength (0.343 m),\n", |
270 | 273 | "the movement of the particles and the spatial structure of the sound field\n",
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271 | 274 | "cannot be observed simultaneously.\n",
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272 | 275 | "Furthermore, at high frequencies, the sound pressure\n",
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