Definition of the Dirac delta function via increasingly high and narrow rectangles.

More like a 

Less like a 

Limiting procedure:

Rectangle

Gaussian

Definition of the Dirac delta function via increasingly high and narrow rectangles.

More like a 

Less like a 

Limiting procedure:

Rectangle

Gaussian

Definition of the Dirac delta function via increasingly high and narrow rectangles.

More like a 

Less like a 

Limiting procedure:

Rectangle

Gaussian

Definition of the Dirac delta function via increasingly high and narrow rectangles.

More like a 

Less like a 

Limiting procedure:

Rectangle

Gaussian

Definition of the Dirac delta function via increasingly high and narrow rectangles.

More like a 

Less like a 

Limiting procedure:

Rectangle

Gaussian

Definition of the Dirac delta function via increasingly high and narrow rectangles.

More like a 

Less like a 

Limiting procedure:

Rectangle

Gaussian

Definition of the Dirac delta function via increasingly high and narrow Gaussians.

More like a 

Less like a 

Limiting procedure:

Rectangle

Gaussian

Definition of the Dirac delta function via increasingly high and narrow Gaussians.

More like a 

Less like a 

Limiting procedure:

Rectangle

Gaussian

Definition of the Dirac delta function via increasingly high and narrow Gaussians.

More like a 

Less like a 

Limiting procedure:

Rectangle

Gaussian

Definition of the Dirac delta function via increasingly high and narrow Gaussians.

More like a 

Less like a 

Limiting procedure:

Rectangle

Gaussian

Definition of the Dirac delta function via increasingly high and narrow Gaussians.

More like a 

Less like a 

Limiting procedure:

Rectangle

Gaussian

Definition of the Dirac delta function via increasingly high and narrow Gaussians.

More like a 

Less like a 

Limiting procedure:

Rectangle

Gaussian