For an alternative to Linear Algebra, there's also Clifford Algebra (also known as Geometric Algebra. It makes rotations much more intuitive, among other things

For an alternative to Linear Algebra, there's also Clifford Algebra (also known as Geometric Algebra. It makes rotations much more intuitive, among other things. The only drawback I found is that the current Python libraries seem to struggle with very high dimensionality (which is common in ML).