Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9bbf8cb43fb6c4b626b96aa0748420355eabe4eeea00cf6366f8f67d842b1afd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^