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add update_position as a class method #9

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mihaelami wants to merge 2 commits from mihaelami/2025-plovdiv-scientific-patterns:exercise1 into main
pull from: mihaelami/2025-plovdiv-scientific-patterns:exercise1
merge into: ASPP:main
Conversation 0 Commits 2 Files changed 1 +6 -5
1 changed files with 6 additions and 5 deletions
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11
class_materials/exercises/particle_update_position.ipynb
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@ -52,17 +52,18 @@
], ],
"source": [ "source": [
"class Particle:\n", "class Particle:\n",
" def __init__(self, mass, velocity):\n", " def __init__(self, mass, velocity, position):\n",
" self.mass = mass\n", " self.mass = mass\n",
" self.velocity = velocity\n", " self.velocity = velocity\n",
" self.position = position\n",
"\n", "\n",
" def momentum(self):\n", " def momentum(self):\n",
" return self.mass * self.velocity\n", " return self.mass * self.velocity\n",
"\n", "\n",
" def update_position(self, position, dt):\n", " def update_position(self, dt):\n",
" return position + self.velocity * dt\n", " return self.position + self.velocity * dt\n",
"\n", "\n",
"particle = Particle(mass=2.1, velocity=0.8)\n", "particle = Particle(mass=2.1, velocity=0.8, position = 8.2)\n",
"print(particle.momentum())" "print(particle.momentum())"
] ]
}, },
@ -80,7 +81,7 @@
} }
], ],
"source": [ "source": [
"position = 8.2\n", "\n",
"new_position = particle.update_position(position, dt=0.1)\n", "new_position = particle.update_position(position, dt=0.1)\n",
"print(new_position)" "print(new_position)"
] ]