Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5cb4613ac338d70b9e261393f09e9bbc4b33cef3955157d5aa0eff56cd43ff6b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^