Sharp Calculators

Sharp EL-Series Function Simulator

Direct Algebraic Logic (D.A.L.) Computation Tool

Power (x^y) Square Root (√x) Cube Root (³√x) Sine (sin x) – Degrees Cosine (cos x) – Degrees Tangent (tan x) – Degrees Logarithm (log10 x) Natural Log (ln x) Factorial (x!) Reciprocal (1/x)
Output Display:

Understanding Sharp Calculator Logic

Sharp calculators, particularly the EL series, utilize D.A.L. (Direct Algebraic Logic). This allows users to enter mathematical expressions exactly as they are written on paper, eliminating the need for complex postfix notation used in some other brands.

Key Features of Sharp EL-531 Series

  • Multi-Line Display: View both the input expression and the final result simultaneously.
  • WriteView Technology: Fractions and square roots are displayed just as they appear in textbooks.
  • Statistical Modes: Robust single and two-variable statistical calculations.
  • Constant Calculation: Repeating operations automatically by pressing the equals key multiple times.

Example Calculation Guidelines

To use this simulator effectively, follow these common scientific calculator parameters:

Operation Inputs Required Example Output
Power (x^y) x=5, y=3 125
Sine (Degrees) x=90 1
Factorial x=6 720
function calculateSharpFunction() { var x = parseFloat(document.getElementById('primaryValue').value); var y = parseFloat(document.getElementById('secondaryValue').value); var op = document.getElementById('operationType').value; var result = 0; var display = document.getElementById('sharpCalcOutput'); var container = document.getElementById('sharpResultDisplay'); if (isNaN(x) && op !== 'fact') { display.innerHTML = "ERROR: No Input"; container.style.display = "block"; return; } switch(op) { case 'pow': if (isNaN(y)) { result = "ERROR: Need y"; } else { result = Math.pow(x, y); } break; case 'sqrt': if (x < 0) { result = "ERROR: Negative"; } else { result = Math.sqrt(x); } break; case 'cbrt': result = Math.cbrt(x); break; case 'sin': result = Math.sin(x * Math.PI / 180); break; case 'cos': result = Math.cos(x * Math.PI / 180); break; case 'tan': result = Math.tan(x * Math.PI / 180); break; case 'log': if (x <= 0) { result = "ERROR: Domain"; } else { result = Math.log10(x); } break; case 'ln': if (x <= 0) { result = "ERROR: Domain"; } else { result = Math.log(x); } break; case 'fact': if (x 170) { result = "ERROR: Range"; } else { var f = 1; for (var i = 1; i <= Math.floor(x); i++) f *= i; result = f; } break; case 'recip': if (x === 0) { result = "ERROR: Div/0"; } else { result = 1 / x; } break; default: result = 0; } if (typeof result === 'number') { if (!isFinite(result)) { display.innerHTML = "ERROR: Infinite"; } else { // Mimic scientific calculator precision display.innerHTML = Number(result.toPrecision(10)).toString(); } } else { display.innerHTML = result; } container.style.display = "block"; }

Leave a Comment