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# Rules

Rule Functions

### ELPARN TM1 Function: How to Use and Syntax

ELPARN is a TM1 function for calculating the number of parents an element has. This includes the syntax and examples.

Reporting

### How to Calculate SUMIF in TM1

IBM does not provide a native function to calculate SUMIF in TM1. How do I calculate SUMIF in TM1 and perform a sum of values based on a user input?

### TM1 Cell Security: How To Do It and Best Practices

TM1’s security can be as simple or as complex as you need. We tend to start with the broadest possible definition of security and then refine it down to the

Rule Functions

### TM1 RoundUp Function: Method, Syntax and Use

The RoundUp function doesn’t exist in TM1 like it does in Excel. However, here is a really simple method to achieve exactly the same outcome. TM1 RoundUp Method The method

Rule Functions

### INT in TM1: Finding the Largest Integer Less Than or Equal To a Specified Value

The INT function allows you to return the nearest integer less than or equal to a specified value. Syntax of INT The syntax of the INT function is simply: where:

Rule Functions

### How to find the Largest of Two Values in TM1: MAX Function: Syntax and Use

The Max function will deliver to you the largest of two numbers. For example, if you have 50 and 100, using the MAX function will return 100. Syntax of MAX

Rule Functions

### ELWEIGHT TM1 Function: How to Use, Syntax & Example

Ever wondered how you can use the weight assigned to an element in a hierarchy in a rule or turbo integrator process? Well, ELWEIGHT allows you to do just that!

Rule Functions

### DAY TM1 Function: How to Use, Syntax and Example

The TM1 DAY function extracts the Day of Month number from a string based date. For example, DAY (’24-09-18′) will return the number 18.

Dimensions

### Cascading Picklists in TM1 – How to Create in 4 Steps

Cascading Picklists in TM1 are a great way to limit long lists from being displayed to users for selection. Here we explain exactly how to create them.

Rule Functions

### ELCOMP TM1 Function: How to Use and Syntax

In TM1, ELCOMP returns the child element at a specified numeric position of a parent. Full syntax and explanation for use.

Rule Functions

### ELCOMPN TM1 Function: How to Use & Syntax

In TM1 and Planning Analytics, ELCOMPN returns the number of children an element has Full syntax and explanation for use.

Rule Best Practices

### Calculating “As At” Values in a TM1 Rule

Have you ever needed to calculate the value “as at” a point in time? For example, you have an inventory cube and want to show the volume of stock at

### TM1 FEEDSTRINGS: What Is It and How Do You Use It

You’ve probably have across a rule that has SKIPCHECK at the start. You might have noticed that also, quite often, is another line of code right next to it in

Rule Case Studies

### How to Limit TM1 Rule Scope (and speed up your model!)

Simple method for cutting down the calculation overhead of TM1 rules for a multi year forecasting model by limiting rule scope.

Elements

### How to Get an Element ID from an Alias in a TM1 Rule or Excel Report

Need to get a primary element name from an alias in a TM1 Excel report or TM1 Rule? Simple solution for deriving an element principal name in Rules or Excel.

Rule Best Practices

### How to Roll Forward Values from One Period to the Next in TM1

Accumulating values in TM1 over multiple years. Cumulative values are very useful in a rolling forecast or cash flow calculation model. This shows in detail how to create a cumulative values with colour coded examples.

Rule Functions

### ELISPAR TM1 Function: Use and Syntax

ELISPAR tests if an element is a direct child of a parent in a dimension in TM1. Here we explain how to use it, provide examples and compare it to ELISANC.

Rule Case Studies

### ‘@= in TM1: How to Use it in Rules and Processes

‘@= is used in TM1 for evaluation of operators in TM1 Rules and TI Processes. Here we explain how it is used and give examples for both rules and processes.

Rule Functions

### ConsolidatedAvg TM1 Function: How to Use, Example, and Syntax

ConsolidatedAvg is used to calculate the average of rolled up values at the consolidated level. Here it’s explained in detail with a worked rule example.

Rule Functions

### Rounding in TM1 – The Complete Guide!

ROUND and ROUNDP are often confused and users expect them to behave the same as the Excel function. They are very similar but are different to the Excel treatment. Here is a complete explanation of both functions, a comparison to Excel ROUND and screenshots of the usage of both functions.