This is the Microchip MCP41xxx digital potentiometer data sheet that includes (on page 15, their Figure 4-4) an interesting application circuit comprising a Dpot controlled amplifier with ...

When the logarithmic function is approximated by sequences of algebraic functions, similar questions can be posed as in the case of other similar problems. So, for example, it is interesting to ...

The least-squares regression comparison of linear, exponential, logarithmic, and power functions for 13 diverse profiles demonstrated that: (1) a standard method of plotting profiles from source to ...