Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 049019642f249e594fa30900cd04e51b80729b84348b72324c4b98f10ae8a5f2:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^