fix: use standard SI symbol for base units

sec now defaults to s, ampere now defaults to A, kelvin now defaults to K, candelar now defaults to cd, and mole now defaults to mol

public/dimensional_analysis.py

@@ -577,11 +577,11 @@ class CombinedExpressionScatter(TypedDict):
     (0, 0, 0, 0, 0, 0, 0, 0, 0): "",
     (1, 0, 0, 0, 0, 0, 0, 0, 0): "kg",
     (0, 1, 0, 0, 0, 0, 0, 0, 0): "m",
-    (0, 0, 1, 0, 0, 0, 0, 0, 0): "sec",
-    (0, 0, 0, 1, 0, 0, 0, 0, 0): "ampere",
-    (0, 0, 0, 0, 1, 0, 0, 0, 0): "kelvin",
-    (0, 0, 0, 0, 0, 1, 0, 0, 0): "candela",
-    (0, 0, 0, 0, 0, 0, 1, 0, 0): "mole",
+    (0, 0, 1, 0, 0, 0, 0, 0, 0): "s",
+    (0, 0, 0, 1, 0, 0, 0, 0, 0): "A",
+    (0, 0, 0, 0, 1, 0, 0, 0, 0): "K",
+    (0, 0, 0, 0, 0, 1, 0, 0, 0): "cd",
+    (0, 0, 0, 0, 0, 0, 1, 0, 0): "mol",
     (1, 1, -2, 0, 0, 0, 0, 0, 0): "N",
     (0, 2, 0, 0, 0, 0, 0, 0, 0): "m^2",
     (0, 3, 0, 0, 0, 0, 0, 0, 0): "m^3",

tests/test_basic.spec.mjs

@@ -185,7 +185,7 @@ test('Test basic functionality', async () => {
   content = await page.textContent('#result-value-1');
   expect(parseLatexFloat(content)).toBeCloseTo(6e-6, precision);
   content = await page.textContent('#result-units-1');
-  expect(content).toBe('m^2*sec^-1');
+  expect(content).toBe('m^2*s^-1');
 
   await page.type(':nth-match(math-field.editable, 2)', '[/mm^2');
   await page.press(':nth-match(math-field.editable, 2)', 'ArrowRight');
@@ -438,7 +438,7 @@ test('Test basic functionality', async () => {
   await page.type(':nth-match(math-field.editable, 1)', ']=')
   await page.waitForSelector('text=Updating...', {state: 'detached'});
   content = await page.textContent('#result-units-0');
-  expect(content).toBe('sec^-1')
+  expect(content).toBe('s^-1')
 
   await page.click('#add-math-cell');
   await page.type(':nth-match(math-field.editable, 2)', '1[1/sec');
@@ -1234,12 +1234,12 @@ test('Test temperature conversions', async () => {
   content = await page.textContent('#result-value-2');
   expect(parseLatexFloat(content)).toBeCloseTo(5/9, precision);
   content = await page.textContent('#result-units-2');
-  expect(content).toBe('kelvin');
+  expect(content).toBe('K');
 
   content = await page.textContent('#result-value-3');
   expect(parseLatexFloat(content)).toBeCloseTo(283.15, precision);
   content = await page.textContent('#result-units-3');
-  expect(content).toBe('kelvin');
+  expect(content).toBe('K');
 
   content = await page.textContent('#result-value-4');
   expect(parseLatexFloat(content)).toBeCloseTo(460.67, precision-1);
@@ -1259,12 +1259,12 @@ test('Test temperature conversions', async () => {
   content = await page.textContent('#result-value-7');
   expect(parseLatexFloat(content)).toBeCloseTo(2, precision);
   content = await page.textContent('#result-units-7');
-  expect(content).toBe('kelvin^-1');
+  expect(content).toBe('K^-1');
 
   content = await page.textContent('#result-value-8');
   expect(parseLatexFloat(content)).toBeCloseTo(5/9, precision);
   content = await page.textContent('#result-units-8');
-  expect(content).toBe('sec^1*kelvin^1');
+  expect(content).toBe('s^1*K^1');
 
 });
 
@@ -1506,7 +1506,7 @@ test('Test angular frequency conversions', async () => {
   let content = await page.textContent('#result-value-1');
   expect(parseLatexFloat(content)).toBeCloseTo(6, precision);
   content = await page.textContent('#result-units-1');
-  expect(content).toBe('sec^-1*rad^1');
+  expect(content).toBe('s^-1*rad^1');
 
   content = await page.textContent('#result-value-2');
   expect(parseLatexFloat(content)).toBeCloseTo(3/pi, precision);
@@ -1516,10 +1516,10 @@ test('Test angular frequency conversions', async () => {
   content = await page.textContent('#result-value-3');
   expect(parseLatexFloat(content)).toBeCloseTo(3/pi, precision);
   content = await page.textContent('#result-units-3');
-  expect(content).toBe('sec^-1');
+  expect(content).toBe('s^-1');
 
   content = await page.textContent('#result-value-4');
   expect(parseLatexFloat(content)).toBeCloseTo(3/pi, precision);
   content = await page.textContent('#result-units-4');
-  expect(content).toBe('sec^-1');
+  expect(content).toBe('s^-1');
 });

tests/test_calc.spec.mjs

@@ -86,7 +86,7 @@ test('test basic calculus', async () => {
   content = await page.textContent('#result-value-10');
   expect(parseLatexFloat(content)).toBeCloseTo(20, precision);
   content = await page.textContent('#result-units-10');
-  expect(content).toBe('m^1*sec^-1');
+  expect(content).toBe('m^1*s^-1');
   content = await page.textContent('#result-value-11');
   expect(content).toBe('x');
   content = await page.textContent('#result-value-12');

tests/test_functions.spec.mjs

@@ -151,7 +151,7 @@ test('Test min/max functions', async ({ browserName }) => {
   let content = await page.locator('#result-value-1').textContent();
   expect(parseLatexFloat(content)).toBeCloseTo(-.002, precision);
   content = await page.locator('#result-units-1').textContent();
-  expect(content).toBe('m^1*sec^-1');
+  expect(content).toBe('m^1*s^-1');
 
   await page.setLatex(2, 'y=-10\\left[mm\\right]');
 

tests/test_generated_code.spec.mjs

@@ -174,7 +174,7 @@ test('Funciton with two inputs', async () => {
     Returns
     -------
     float
-        Return value has units of [m sec].
+        Return value has units of [m s].
     """
 
     result = x*z

tests/test_matrix_addition.spec.mjs

@@ -63,7 +63,7 @@ test('Matrix addition with units', async () => {
   await page.waitForSelector('text=Updating...', {state: 'detached'});
 
   content = await page.textContent(`#result-value-0`);
-  expect(content).toBe(String.raw`\begin{bmatrix} 6\left\lbrack m\right\rbrack  & 8\left\lbrack sec\right\rbrack  \\ 10\left\lbrack kg\right\rbrack  & 12\left\lbrack rad\right\rbrack  \end{bmatrix}`);
+  expect(content).toBe(String.raw`\begin{bmatrix} 6\left\lbrack m\right\rbrack  & 8\left\lbrack s\right\rbrack  \\ 10\left\lbrack kg\right\rbrack  & 12\left\lbrack rad\right\rbrack  \end{bmatrix}`);
 });
 
 test('Matrix addition with incompatible units', async () => {
@@ -98,7 +98,7 @@ test('Test subtraction with units', async () => {
   await page.waitForSelector('text=Updating...', {state: 'detached'});
 
   content = await page.textContent(`#result-value-0`);
-  expect(content).toBe(String.raw`\begin{bmatrix} -4\left\lbrack m\right\rbrack  & -4\left\lbrack sec\right\rbrack  \\ -4\left\lbrack kg\right\rbrack  & -4\left\lbrack rad\right\rbrack  \end{bmatrix}`);
+  expect(content).toBe(String.raw`\begin{bmatrix} -4\left\lbrack m\right\rbrack  & -4\left\lbrack s\right\rbrack  \\ -4\left\lbrack kg\right\rbrack  & -4\left\lbrack rad\right\rbrack  \end{bmatrix}`);
 });
 
 test('Incompatible size addition', async () => {
@@ -124,7 +124,7 @@ test('nonsquare addition', async () => {
   await page.waitForSelector('text=Updating...', {state: 'detached'});
 
   content = await page.textContent(`#result-value-0`);
-  expect(content).toBe(String.raw`\begin{bmatrix} 7\left\lbrack m\right\rbrack  & 7\left\lbrack sec\right\rbrack  \\ 7\left\lbrack kg\right\rbrack  & 7\left\lbrack rad\right\rbrack  \\ 7\left\lbrack kelvin\right\rbrack  & 7\left\lbrack ampere\right\rbrack  \end{bmatrix}`);
+  expect(content).toBe(String.raw`\begin{bmatrix} 7\left\lbrack m\right\rbrack  & 7\left\lbrack s\right\rbrack  \\ 7\left\lbrack kg\right\rbrack  & 7\left\lbrack rad\right\rbrack  \\ 7\left\lbrack K\right\rbrack  & 7\left\lbrack A\right\rbrack  \end{bmatrix}`);
 });
 
 test('Addition with literal and variable matrices', async () => {
@@ -144,7 +144,7 @@ test('Addition with literal and variable matrices', async () => {
   await page.waitForSelector('text=Updating...', {state: 'detached'});
 
   content = await page.textContent(`#result-value-0`);
-  expect(content).toBe(String.raw`\begin{bmatrix} 6\left\lbrack m\right\rbrack  & 8\left\lbrack sec\right\rbrack  \\ 10\left\lbrack kg\right\rbrack  & 12\left\lbrack rad\right\rbrack  \end{bmatrix}`);
+  expect(content).toBe(String.raw`\begin{bmatrix} 6\left\lbrack m\right\rbrack  & 8\left\lbrack s\right\rbrack  \\ 10\left\lbrack kg\right\rbrack  & 12\left\lbrack rad\right\rbrack  \end{bmatrix}`);
 });
 
 test('Addition with two variable matrices', async () => {
@@ -168,7 +168,7 @@ test('Addition with two variable matrices', async () => {
   await page.waitForSelector('text=Updating...', {state: 'detached'});
 
   content = await page.textContent(`#result-value-0`);
-  expect(content).toBe(String.raw`\begin{bmatrix} 6\left\lbrack m\right\rbrack  & 8\left\lbrack sec\right\rbrack  \\ 10\left\lbrack kg\right\rbrack  & 12\left\lbrack rad\right\rbrack  \end{bmatrix}`);
+  expect(content).toBe(String.raw`\begin{bmatrix} 6\left\lbrack m\right\rbrack  & 8\left\lbrack s\right\rbrack  \\ 10\left\lbrack kg\right\rbrack  & 12\left\lbrack rad\right\rbrack  \end{bmatrix}`);
 });
 
 test('Addition scalar and variable matrix', async () => {

tests/test_matrix_inverse.spec.mjs

@@ -67,7 +67,7 @@ test('Matrix inverse with mixed units', async () => {
   await page.waitForSelector('text=Updating...', {state: 'detached'});
 
   let content = await page.textContent(`#result-value-0`);
-  expect(content).toBe(String.raw`\begin{bmatrix} 2\left\lbrack \frac{1}{m}\right\rbrack  & -3\left\lbrack \frac{1}{m}\right\rbrack  \\ -1\left\lbrack \frac{1}{sec}\right\rbrack  & 2\left\lbrack \frac{1}{sec}\right\rbrack  \end{bmatrix}`);
+  expect(content).toBe(String.raw`\begin{bmatrix} 2\left\lbrack \frac{1}{m}\right\rbrack  & -3\left\lbrack \frac{1}{m}\right\rbrack  \\ -1\left\lbrack \frac{1}{s}\right\rbrack  & 2\left\lbrack \frac{1}{s}\right\rbrack  \end{bmatrix}`);
 });
 
 test('Matrix inverse exponent with mixed units', async () => {
@@ -76,7 +76,7 @@ test('Matrix inverse exponent with mixed units', async () => {
   await page.waitForSelector('text=Updating...', {state: 'detached'});
 
   let content = await page.textContent(`#result-value-0`);
-  expect(content).toBe(String.raw`\begin{bmatrix} 2\left\lbrack \frac{1}{m}\right\rbrack  & -3\left\lbrack \frac{1}{m}\right\rbrack  \\ -1\left\lbrack \frac{1}{sec}\right\rbrack  & 2\left\lbrack \frac{1}{sec}\right\rbrack  \end{bmatrix}`);
+  expect(content).toBe(String.raw`\begin{bmatrix} 2\left\lbrack \frac{1}{m}\right\rbrack  & -3\left\lbrack \frac{1}{m}\right\rbrack  \\ -1\left\lbrack \frac{1}{s}\right\rbrack  & 2\left\lbrack \frac{1}{s}\right\rbrack  \end{bmatrix}`);
 });
 
 test('Matrix inverse with inconsistent units', async () => {

tests/test_matrix_multiplication.spec.mjs

@@ -271,15 +271,15 @@ test('Units with scalar literal times matrix literal', async () => {
   await page.waitForSelector('text=Updating...', {state: 'detached'});
 
   let content = await page.textContent(`#result-value-0`);
-  expect(content).toBe(String.raw`\begin{bmatrix} 5\left\lbrack m\cdot sec\right\rbrack  & 10\left\lbrack kg\cdot sec\right\rbrack  \\ 15\left\lbrack sec\cdot rad\right\rbrack  & 20\left\lbrack m^{2}\cdot sec\right\rbrack  \end{bmatrix}`);
+  expect(content).toBe(String.raw`\begin{bmatrix} 5\left\lbrack m\cdot s\right\rbrack  & 10\left\lbrack kg\cdot s\right\rbrack  \\ 15\left\lbrack s\cdot rad\right\rbrack  & 20\left\lbrack m^{2}\cdot s\right\rbrack  \end{bmatrix}`);
 
   // change order of scalar-matrix multiplication, should commute
   await page.setLatex(0, String.raw`\begin{bmatrix}1\left\lbrack m\right\rbrack & 2\left\lbrack kg\right\rbrack\\ 3\left\lbrack radian\right\rbrack & 4\left\lbrack m^2\right\rbrack\end{bmatrix}\cdot 5\left\lbrack s\right\rbrack=`);
 
   await page.waitForSelector('text=Updating...', {state: 'detached'});
 
   content = await page.textContent(`#result-value-0`);
-  expect(content).toBe(String.raw`\begin{bmatrix} 5\left\lbrack m\cdot sec\right\rbrack  & 10\left\lbrack kg\cdot sec\right\rbrack  \\ 15\left\lbrack sec\cdot rad\right\rbrack  & 20\left\lbrack m^{2}\cdot sec\right\rbrack  \end{bmatrix}`);
+  expect(content).toBe(String.raw`\begin{bmatrix} 5\left\lbrack m\cdot s\right\rbrack  & 10\left\lbrack kg\cdot s\right\rbrack  \\ 15\left\lbrack s\cdot rad\right\rbrack  & 20\left\lbrack m^{2}\cdot s\right\rbrack  \end{bmatrix}`);
 });
 
 test('Variable scalar times variable matrix', async () => {
@@ -294,15 +294,15 @@ test('Variable scalar times variable matrix', async () => {
   await page.waitForSelector('text=Updating...', {state: 'detached'});
 
   let content = await page.textContent(`#result-value-0`);
-  expect(content).toBe(String.raw`\begin{bmatrix} 5\left\lbrack m\cdot sec\right\rbrack  & 10\left\lbrack kg\cdot sec\right\rbrack  \\ 15\left\lbrack sec\cdot rad\right\rbrack  & 20\left\lbrack m^{2}\cdot sec\right\rbrack  \end{bmatrix}`);
+  expect(content).toBe(String.raw`\begin{bmatrix} 5\left\lbrack m\cdot s\right\rbrack  & 10\left\lbrack kg\cdot s\right\rbrack  \\ 15\left\lbrack s\cdot rad\right\rbrack  & 20\left\lbrack m^{2}\cdot s\right\rbrack  \end{bmatrix}`);
 
   // change order of scalar-matrix multiplication, should commute
   await page.setLatex(0, String.raw`A\cdot a=`);
 
   await page.waitForSelector('text=Updating...', {state: 'detached'});
 
   content = await page.textContent(`#result-value-0`);
-  expect(content).toBe(String.raw`\begin{bmatrix} 5\left\lbrack m\cdot sec\right\rbrack  & 10\left\lbrack kg\cdot sec\right\rbrack  \\ 15\left\lbrack sec\cdot rad\right\rbrack  & 20\left\lbrack m^{2}\cdot sec\right\rbrack  \end{bmatrix}`);
+  expect(content).toBe(String.raw`\begin{bmatrix} 5\left\lbrack m\cdot s\right\rbrack  & 10\left\lbrack kg\cdot s\right\rbrack  \\ 15\left\lbrack s\cdot rad\right\rbrack  & 20\left\lbrack m^{2}\cdot s\right\rbrack  \end{bmatrix}`);
 });
 
 test('Cross product with column vectors and variable entries', async () => {
@@ -329,7 +329,7 @@ test('Cross product with column vectors and numeric entries and units', async ()
   await page.waitForSelector('text=Updating...', {state: 'detached'});
 
   let content = await page.textContent(`#result-value-0`);
-  expect(content).toBe(String.raw`\begin{bmatrix} -3\left\lbrack kg\cdot sec\right\rbrack  \\ 6\left\lbrack m\cdot sec\right\rbrack  \\ -3\left\lbrack kg\cdot m\right\rbrack  \end{bmatrix}`);
+  expect(content).toBe(String.raw`\begin{bmatrix} -3\left\lbrack kg\cdot s\right\rbrack  \\ 6\left\lbrack m\cdot s\right\rbrack  \\ -3\left\lbrack kg\cdot m\right\rbrack  \end{bmatrix}`);
 });
 
 test('Cross product with column vectors and numeric entries and incompatible units', async () => {

tests/test_system_solve.spec.mjs

@@ -115,7 +115,7 @@ test('Test equation solving', async () => {
   content = await page.textContent('#result-value-4');
   expect(parseLatexFloat(content)).toBeCloseTo(-0.01, precision);
   content = await page.textContent('#result-units-4');
-  expect(content).toBe('m^1*sec^-1');
+  expect(content).toBe('m^1*s^-1');
 
   content = await page.textContent('#result-value-5');
   expect(parseLatexFloat(content)).toBeCloseTo(-0.022369362920544027, precision);
@@ -130,7 +130,7 @@ test('Test equation solving', async () => {
   content = await page.textContent('#result-value-4');
   expect(parseLatexFloat(content)).toBeCloseTo(0.01, precision);
   content = await page.textContent('#result-units-4');
-  expect(content).toBe('m^1*sec^-1');
+  expect(content).toBe('m^1*s^-1');
 
   content = await page.textContent('#result-value-5');
   expect(parseLatexFloat(content)).toBeCloseTo(0.022369362920544027, precision);
@@ -161,7 +161,7 @@ test('test underdetermined system that has exact numerical solution', async () =
   let content = await page.textContent('#result-value-1');
   expect(parseLatexFloat(content)).toBeCloseTo(-sqrt(2*9.81*10*12*25.4/1000), precision);
   content = await page.textContent('#result-units-1');
-  expect(content).toBe('m^1*sec^-1');
+  expect(content).toBe('m^1*s^-1');
 
   // update previous example to use assignment instead of equality
   await page.setLatex(0, String.raw`h=\frac{1}{2\cdot g}\cdot v^{2}`, 2);
@@ -174,7 +174,7 @@ test('test underdetermined system that has exact numerical solution', async () =
   content = await page.textContent('#result-value-1');
   expect(parseLatexFloat(content)).toBeCloseTo(sqrt(2*9.81*10*12*25.4/1000), precision);
   content = await page.textContent('#result-units-1');
-  expect(content).toBe('m^1*sec^-1');
+  expect(content).toBe('m^1*s^-1');
 
   // update previous example to use assignment with m on both sides
   // leave on second solution
@@ -185,7 +185,7 @@ test('test underdetermined system that has exact numerical solution', async () =
   content = await page.textContent('#result-value-1');
   expect(parseLatexFloat(content)).toBeCloseTo(sqrt(2*9.81*10*12*25.4/1000), precision);
   content = await page.textContent('#result-units-1');
-  expect(content).toBe('m^1*sec^-1');
+  expect(content).toBe('m^1*s^-1');
 
 });
 
@@ -316,7 +316,7 @@ test('Test function notation with equation solving and combined function/assignm
   content = await page.textContent('#result-value-6');
   expect(parseLatexFloat(content)).toBeCloseTo(sqrt(2*9.81*.003), precision);
   content = await page.textContent('#result-units-6');
-  expect(content).toBe('m^1*sec^-1');
+  expect(content).toBe('m^1*s^-1');
 
 });