Buy Gilbert Strang's Textbooks at Indian prices

  • We only have permission to sell these two books, and sell only within India :

  • Introduction to Linear Algebra (ILA) : Differs slightly from International edition, see here

  • Linear Algebra and Learning from Data (LFD) : Same as International edition, see here

  • Pick up from our Mumbai office (PRIOR APPOINTMENT ONLY). Cash, Rs. 1200 per book, no courier or packing charge

  • To buy book(s) and courier to you, email with five pieces of information :

  • 1) Full name,       2) Postal address + 6-digit PIN code,       3) Contact phone,       4) Which book(s) : only ILA or only LFD or both

    5) Choose a courier : Click a link to check, courier company may not currently deliver to your PIN code (due to pandemic, etc.)

    India Post, parcel : Delivers to all Indian PIN codes (slow, less careful while handling parcels)
    Maruti : 'Search Pincode' is your location PIN code (swift, good handling & tracking, delivery not available to all PIN codes)
    DTDC : Origin pincode = 400 064, Destination pincode = yours (all-India; but lately very unreliable and poor customer service)

    Total cost (book + packing + courier) will be one of the following :

  • Payments only via National Electronic Funds Transfer (NEFT).

  • Educational books are exempt from Goods and Services Tax, our invoices are without GST.

  • If courier service pauses (due to pandemic, floods, etc.) after you pay but before we dispatch,
    you can wait for service to resume or ask for a full refund

  • All books : Hard cover, black & white printing on 80GSM white paper, NEW. No soft cover. No second-hand books

  • Individuals can only buy one copy of each book.         Institutions, send us an email introducing yourselves

  • We will email you a book request form with your details, book details, our bank details

    • Verify all your details and book details are correct before transferring funds to our bank account via NEFT

    • Email a picture or e-copy of the transaction mentioning 12-digit Unique Transaction Reference (UTR) number

  • Post / Courier pick-up is Monday to Saturday

    • We try to send book(s) the same day, if we receive payment by 7 a.m (Indian Post*)   or   1 p.m. (couriers)
      (if we cannot courier / post books on the day payment is received, we send on the next working day)
      *Sending by post involves packing books in front of staff, and filling a declaration form, which takes time.

    • You get an email invoice acknowledging payment, and mentioning the courier tracking details
      (we too monitor progress of your parcel, it is our responsiblity to ensure it reaches you)

    • Courier delivery takes between 2-10 days from dispatch day (longer times for Indian Post)

  • When you receive the book(s)

    • Send us an email acknowledging receipt of the book(s), and that everything is okay
      (delivery status on courier websites are not always accurate; we share a monthly report with the author)

    • Books are packed with cardboard corner protectors, in tamper-evident waterproof packets with bubble-wrap inner lining

    • We do not enclose books in boxes : Although weight increases only slightly, courier cost doubles

    • Received book(s) with severe physical damage ? Email within 7 days of receiving book(s)

If you do not receive an answer from us within a day, check if our email is in your 'Junk' or 'Bulk' folder.
In an emergency, email (official email, but often blocked by email filters)

If you want a clarification or have a doubt not on our FAQ's page, email your query to