---
base_model:
- Qwen/Qwen3-4B-Instruct-2507
- Zachary1150/math_len_4B
- Zachary1150/math_acc_4B
library_name: transformers
tags:
- mergekit
- merge

---
# math_merge_task_arithmetic_4B

This is a merge of pre-trained language models created using [mergekit](https://github.com/cg123/mergekit).

## Merge Details
### Merge Method

This model was merged using the [Task Arithmetic](https://arxiv.org/abs/2212.04089) merge method using [Qwen/Qwen3-4B-Instruct-2507](https://huggingface.co/Qwen/Qwen3-4B-Instruct-2507) as a base.

### Models Merged

The following models were included in the merge:
* [Zachary1150/math_len_4B](https://huggingface.co/Zachary1150/math_len_4B)
* [Zachary1150/math_acc_4B](https://huggingface.co/Zachary1150/math_acc_4B)

### Configuration

The following YAML configuration was used to produce this model:

```yaml
models:
- model: Zachary1150/math_acc_4B
  parameters:
    weight: 0.5
- model: Zachary1150/math_len_4B
  parameters:
    weight: 0.5
merge_method: task_arithmetic
parameters:
  normalize: true
  lambda: 1.0
dtype: bfloat16
base_model: Qwen/Qwen3-4B-Instruct-2507

```