Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e28210a251a100a7077b5883c452dd4762eec1bc9b693d696d9466bc77d20f3f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^