Added show help on math funcs in Calculated field simple expression and math node
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				@ -80,6 +80,12 @@
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          </div>
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          <mat-form-field class="mt-3" appearance="outline" subscriptSizing="dynamic" [class.hidden]="fieldFormGroup.get('type').value !== CalculatedFieldType.SIMPLE">
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            <input matInput formControlName="expressionSIMPLE" maxlength="255" [placeholder]="'(temperature - 32) / 1.8'" required>
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            <div  matSuffix
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                  class="pr-2"
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                  [tb-help-popup]="'math/math-methods_fn'"
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                  tb-help-popup-placement="left"
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                  [tb-help-popup-style]="{maxWidth: '970px'}">
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            </div>
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            @if (configFormGroup.get('expressionSIMPLE').errors && configFormGroup.get('expressionSIMPLE').touched) {
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              <mat-error>
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                @if (configFormGroup.get('expressionSIMPLE').hasError('required')) {
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@ -32,6 +32,12 @@
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    <legend class="group-title">{{'rule-node-config.custom-expression-field-input' | translate }} *</legend>
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    <mat-form-field class="mat-block no-margin-top flex-1" subscriptSizing="dynamic">
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      <input matInput formControlName="customFunction" required/>
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      <div  matSuffix
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            class="pr-2"
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            [tb-help-popup]="'math/math-methods_fn'"
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            tb-help-popup-placement="left"
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            [tb-help-popup-style]="{maxWidth: '970px'}">
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      </div>
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      <mat-error *ngIf="mathFunctionConfigForm.get('customFunction').hasError('required')" translate>
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        rule-node-config.custom-expression-field-input-required
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      </mat-error>
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@ -73,7 +79,7 @@
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          <input matInput formControlName="key" required/>
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          <mat-icon class="help-icon margin-8 cursor-pointer" aria-hidden="false" aria-label="help-icon" matSuffix
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                    color="primary"
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                    matTooltip="{{ 'rule-node-config.math-templatization-tooltip' | translate }}">help</mat-icon>
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                    matTooltip="{{ 'rule-node-config.math-templatization-tooltip' | translate }}">info</mat-icon>
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          <mat-error *ngIf="mathFunctionConfigForm.get('result.key').hasError('required')" translate>
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            rule-node-config.key-field-input-required
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          </mat-error>
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@ -67,7 +67,7 @@
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                  <mat-icon class="help-icon margin-8 cursor-pointer" aria-hidden="false" aria-label="help-icon" matSuffix
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                            color="primary"
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                            matTooltip="{{ 'rule-node-config.math-templatization-tooltip' | translate }}">
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                    help
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                    info
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                  </mat-icon>
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                  <mat-error *ngIf="argumentControl.get('key').hasError('required')" translate>
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                    rule-node-config.argument-key-field-input-required
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								ui-ngx/src/assets/help/en_US/math/math-methods_fn.md
									
									
									
									
									
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								ui-ngx/src/assets/help/en_US/math/math-methods_fn.md
									
									
									
									
									
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							@ -0,0 +1,31 @@
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## Built-in mathematical functions
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The following expression field provides support for built-in mathematical functions that you can utilize for various calculations.
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| Function      | Description                                                         | Example           |
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|---------------|---------------------------------------------------------------------|-------------------|
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| `abs(x)`      | Absolute value of `x`.                                              | `abs(-7) = 7`     |
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| `acos(x)`     | Arc cosine of `x`, result in radians. Requires `-1 ≤ x ≤ 1`.        | `acos(1) = 0`     |
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| `asin(x)`     | Arc sine of `x`, result in radians. Requires `-1 ≤ x ≤ 1`.          | `asin(0) = 0`     |
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| `atan(x)`     | Arc tangent of `x`, result in radians.                              | `atan(0) = 0`     |
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| `cbrt(x)`     | Cube root of `x`.                                                   | `cbrt(8) = 2`     |
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| `ceil(x)`     | Rounds `x` up to the nearest integer.                               | `ceil(3.1) = 4`   |
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| `cos(x)`      | Cosine of `x`, where `x` is in radians.                             | `cos(0) = 1`      |
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| `cosh(x)`     | Hyperbolic cosine of `x`.                                           | `cosh(0) = 1`     |
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| `cot(x)`      | Cotangent of `x` (1 / tan(`x`)), where `x` is in radians.           | `cot(0.7854) ≈ 1` |
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| `exp(x)`      | Computes `e^x`.                                                     | `exp(0) = 1`      |
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| `expm1(x)`    | Computes `e^x - 1` accurately for small `x`.                        | `expm1(0) = 0`    |
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| `floor(x)`    | Rounds `x` down to the nearest integer.                             | `floor(3.9) = 3`  |
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| `ln(x)`       | Natural logarithm (base *e*) of `x`. Requires `x > 0`.              | `ln(1) = 0`       |
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| `log(x)`      | Natural logarithm (base *e*) of `x`. Requires `x > 0`.              | `log(1) = 0`      |
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| `lg(x)`       | Natural logarithm (base 10) of `x`. Requires `x > 0`.               | `lg(10) = 1`      |
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| `log10(x)`    | Logarithm base 10 of `x`. Requires `x > 0`.                         | `log10(100) = 2`  |
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| `log2(x)`     | Logarithm base 2 of `x`. Requires `x > 0`.                          | `log2(8) = 3`     |
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| `logab(a, b)` | Logarithm of `b` with base `a`. Requires `a > 0`, `b > 0`, `a ≠ 1`. | `logab(2, 8) = 3` |
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| `log1p(x)`    | Computes `ln(1 + x)` accurately for small `x`. Requires `x > -1`.   | `log1p(0) = 0`    |
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| `pow(x, y)`   | Raises `x` to the power of `y` (`x^y`).                             | `pow(2, 3) = 8`   |
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| `signum(x)`   | Returns the sign of `x`: -1 if `x < 0`, 0 if `x = 0`, 1 if `x > 0`. | `signum(-5) = -1` |
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| `sin(x)`      | Sine of `x`, where `x` is in radians.                               | `sin(0) = 0`      |
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| `sinh(x)`     | Hyperbolic sine of `x`.                                             | `sinh(0) = 0`     |
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| `sqrt(x)`     | Square root of `x`. Requires `x ≥ 0`.                               | `sqrt(4) = 2`     |
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| `tan(x)`      | Tangent of `x`, where `x` is in radians.                            | `tan(0) = 0`      |
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| `tanh(x)`     | Hyperbolic tangent of `x`.                                          | `tanh(0) = 0`     |
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