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CharlesLakes
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Feb 4, 2026
| point3d<T> unit() const { return *this / this->abs(); } | ||
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| double proj(const point3d<T> &b) const { return (double)dot(b) / b.abs(); } | ||
| double angle(const point3d<T> &b) const { |
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you should use long double, shouldn't you?
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