Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3ca4830c1f7a062a09fc848f3a5b49a762d5b07a64229c2ad2c738f825c58f4b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^