Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6976dcae878ab660c9b79b619647649ca7a9c312a2d5d6d3287e50be6422ff80:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^