Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e706206f9e1db3fc20f61257291a784dde8100df88eddc84cc104e39bf51f84a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^