       set { storage[i / 10, i % 10] = Tensor(newValue) }
     }
   }
-  
+
   /// This vector's scalar values in a standard basis.
   @differentiable public var scalars: Scalars
 

public struct Tensor28x62x1: AdditiveArithmetic, FixedShapeTensor {
  public typealias TangentVector = Self
  public static var shape: TensorShape { [28, 62, 1] }
  @differentiable public var tensor: Tensor<Double>

  @differentiable
  public init(_ tensor: Tensor<Double>) {
    precondition(tensor.shape == Self.shape)
    self.tensor = tensor
  }
}

// Copy this implementation and modify the `shape` to create `FixedShapeTensor`s with other shapes.
/// A `Tensor` with shape `[10, 10]`.
public struct Tensor10x10: AdditiveArithmetic, FixedShapeTensor {
  public typealias TangentVector = Self
  public static var shape: TensorShape { [10, 10] }

  @differentiable public var tensor: Tensor<Double> {
