Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3b9a458f9b471a4d1aba78de53fc6b26fd3f8919531a623207d646f9293db0b0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^