Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e0a1a6fc23c5f482d4201e5cb58033183e64c0457805c2e1b4b663fddbc3112e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^