Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 75ca3b07a711b19ec888b3d67cea8a13a2efb06dd36942437458686e6e4373fc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^