Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ce861ceeec4a23deb3f8fe22ab4441100b1d183eea67ec2ede9f47c73b250fa2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^